Home / 530,530,761.59-732,140,458.09-304,507,132.82

Finding the Fourth Proportional to 530,530,761.59, 732,140,458.09 and 304,507,132.82

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Solution

The fourth proportional to 530,530,761.59, 732,140,458.09 and 304,507,132.82 is: 420,224,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,530,761.59 : 732,140,458.09 = 304,507,132.82 : x
  2. Step 2: Convert to fraction form
    530,530,761.59/732,140,458.09 = 304,507,132.82/x
  3. Step 3: Cross multiply
    530,530,761.59x = 732,140,458.09 × 304,507,132.82
  4. Step 4: Simplify right side
    530,530,761.59x = 222,941,991,712,830,848
  5. Step 5: Solve for x
    x = 222,941,991,712,830,848/530,530,761.59
  6. Step 6: Final answer
    x = 420,224,439.10

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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.