Home / 356,881,966.16-535,201,676.39-123,658,252.25

Finding the Fourth Proportional to 356,881,966.16, 535,201,676.39 and 123,658,252.25

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Solution

The fourth proportional to 356,881,966.16, 535,201,676.39 and 123,658,252.25 is: 185,445,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,881,966.16 : 535,201,676.39 = 123,658,252.25 : x
  2. Step 2: Convert to fraction form
    356,881,966.16/535,201,676.39 = 123,658,252.25/x
  3. Step 3: Cross multiply
    356,881,966.16x = 535,201,676.39 × 123,658,252.25
  4. Step 4: Simplify right side
    356,881,966.16x = 66,182,103,900,363,192
  5. Step 5: Solve for x
    x = 66,182,103,900,363,192/356,881,966.16
  6. Step 6: Final answer
    x = 185,445,357.78

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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.