Home / 10,399,699,938.04-14,351,613,731.76-5,641,975,812.76

Finding the Fourth Proportional to 10,399,699,938.04, 14,351,613,731.76 and 5,641,975,812.76

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Solution

The fourth proportional to 10,399,699,938.04, 14,351,613,731.76 and 5,641,975,812.76 is: 7,785,941,712.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399,699,938.04 : 14,351,613,731.76 = 5,641,975,812.76 : x
  2. Step 2: Convert to fraction form
    10,399,699,938.04/14,351,613,731.76 = 5,641,975,812.76/x
  3. Step 3: Cross multiply
    10,399,699,938.04x = 14,351,613,731.76 × 5,641,975,812.76
  4. Step 4: Simplify right side
    10,399,699,938.04x = 80,971,457,548,664,209,408
  5. Step 5: Solve for x
    x = 80,971,457,548,664,209,408/10,399,699,938.04
  6. Step 6: Final answer
    x = 7,785,941,712.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.