Home / 402,829,444,178.97-556,155,559,126.65-256,424,542,875.02

Finding the Fourth Proportional to 402,829,444,178.97, 556,155,559,126.65 and 256,424,542,875.02

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Solution

The fourth proportional to 402,829,444,178.97, 556,155,559,126.65 and 256,424,542,875.02 is: 354,025,598,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,829,444,178.97 : 556,155,559,126.65 = 256,424,542,875.02 : x
  2. Step 2: Convert to fraction form
    402,829,444,178.97/556,155,559,126.65 = 256,424,542,875.02/x
  3. Step 3: Cross multiply
    402,829,444,178.97x = 556,155,559,126.65 × 256,424,542,875.02
  4. Step 4: Simplify right side
    402,829,444,178.97x = 142,611,935,016,452,385,406,976
  5. Step 5: Solve for x
    x = 142,611,935,016,452,385,406,976/402,829,444,178.97
  6. Step 6: Final answer
    x = 354,025,598,369.85

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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.