Home / 10,249,477,421.70-15,374,216,132.55-2,888,488,130.70

Finding the Fourth Proportional to 10,249,477,421.70, 15,374,216,132.55 and 2,888,488,130.70

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Solution

The fourth proportional to 10,249,477,421.70, 15,374,216,132.55 and 2,888,488,130.70 is: 4,332,732,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249,477,421.70 : 15,374,216,132.55 = 2,888,488,130.70 : x
  2. Step 2: Convert to fraction form
    10,249,477,421.70/15,374,216,132.55 = 2,888,488,130.70/x
  3. Step 3: Cross multiply
    10,249,477,421.70x = 15,374,216,132.55 × 2,888,488,130.70
  4. Step 4: Simplify right side
    10,249,477,421.70x = 44,408,240,817,687,126,016
  5. Step 5: Solve for x
    x = 44,408,240,817,687,126,016/10,249,477,421.70
  6. Step 6: Final answer
    x = 4,332,732,196.05

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Double scale
Find fourth proportional to 10,249,477,422.70, 15,374,216,134.05 and 2,888,488,131.70
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.