Home / 493,967,345.20-740,951,017.80-130,461,701.20

Finding the Fourth Proportional to 493,967,345.20, 740,951,017.80 and 130,461,701.20

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Solution

The fourth proportional to 493,967,345.20, 740,951,017.80 and 130,461,701.20 is: 195,692,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,967,345.20 : 740,951,017.80 = 130,461,701.20 : x
  2. Step 2: Convert to fraction form
    493,967,345.20/740,951,017.80 = 130,461,701.20/x
  3. Step 3: Cross multiply
    493,967,345.20x = 740,951,017.80 × 130,461,701.20
  4. Step 4: Simplify right side
    493,967,345.20x = 96,665,730,288,059,472
  5. Step 5: Solve for x
    x = 96,665,730,288,059,472/493,967,345.20
  6. Step 6: Final answer
    x = 195,692,551.80

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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.