Home / 30,233,167,220.70-45,349,750,831.05-28,298,249,588.70

Finding the Fourth Proportional to 30,233,167,220.70, 45,349,750,831.05 and 28,298,249,588.70

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Solution

The fourth proportional to 30,233,167,220.70, 45,349,750,831.05 and 28,298,249,588.70 is: 42,447,374,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,167,220.70 : 45,349,750,831.05 = 28,298,249,588.70 : x
  2. Step 2: Convert to fraction form
    30,233,167,220.70/45,349,750,831.05 = 28,298,249,588.70/x
  3. Step 3: Cross multiply
    30,233,167,220.70x = 45,349,750,831.05 × 28,298,249,588.70
  4. Step 4: Simplify right side
    30,233,167,220.70x = 1,283,318,567,802,408,271,872
  5. Step 5: Solve for x
    x = 1,283,318,567,802,408,271,872/30,233,167,220.70
  6. Step 6: Final answer
    x = 42,447,374,383.05

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Double scale
Find fourth proportional to 30,233,167,221.70, 45,349,750,832.55 and 28,298,249,589.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.