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Finding the Fourth Proportional to 249,422,975,998.80, 374,134,463,998.20 and 249,422,975,998.80

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Solution

The fourth proportional to 249,422,975,998.80, 374,134,463,998.20 and 249,422,975,998.80 is: 374,134,463,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,422,975,998.80 : 374,134,463,998.20 = 249,422,975,998.80 : x
  2. Step 2: Convert to fraction form
    249,422,975,998.80/374,134,463,998.20 = 249,422,975,998.80/x
  3. Step 3: Cross multiply
    249,422,975,998.80x = 374,134,463,998.20 × 249,422,975,998.80
  4. Step 4: Simplify right side
    249,422,975,998.80x = 93,317,731,434,146,941,632,512
  5. Step 5: Solve for x
    x = 93,317,731,434,146,941,632,512/249,422,975,998.80
  6. Step 6: Final answer
    x = 374,134,463,998.20

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Double scale
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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.