Home / 543,500,332.02-815,227,726.47-175,027,128.30

Finding the Fourth Proportional to 543,500,332.02, 815,227,726.47 and 175,027,128.30

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Solution

The fourth proportional to 543,500,332.02, 815,227,726.47 and 175,027,128.30 is: 262,533,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,500,332.02 : 815,227,726.47 = 175,027,128.30 : x
  2. Step 2: Convert to fraction form
    543,500,332.02/815,227,726.47 = 175,027,128.30/x
  3. Step 3: Cross multiply
    543,500,332.02x = 815,227,726.47 × 175,027,128.30
  4. Step 4: Simplify right side
    543,500,332.02x = 142,686,967,874,582,016
  5. Step 5: Solve for x
    x = 142,686,967,874,582,016/543,500,332.02
  6. Step 6: Final answer
    x = 262,533,359.17

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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.