Home / 437,588,599.71-656,384,011.29-178,803,820.29

Finding the Fourth Proportional to 437,588,599.71, 656,384,011.29 and 178,803,820.29

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Solution

The fourth proportional to 437,588,599.71, 656,384,011.29 and 178,803,820.29 is: 268,206,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,588,599.71 : 656,384,011.29 = 178,803,820.29 : x
  2. Step 2: Convert to fraction form
    437,588,599.71/656,384,011.29 = 178,803,820.29/x
  3. Step 3: Cross multiply
    437,588,599.71x = 656,384,011.29 × 178,803,820.29
  4. Step 4: Simplify right side
    437,588,599.71x = 117,363,968,795,926,480
  5. Step 5: Solve for x
    x = 117,363,968,795,926,480/437,588,599.71
  6. Step 6: Final answer
    x = 268,206,184.70

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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.