Home / 102,475,009.73-141,418,885.84-56,064,201.59

Finding the Fourth Proportional to 102,475,009.73, 141,418,885.84 and 56,064,201.59

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Solution

The fourth proportional to 102,475,009.73, 141,418,885.84 and 56,064,201.59 is: 77,370,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,475,009.73 : 141,418,885.84 = 56,064,201.59 : x
  2. Step 2: Convert to fraction form
    102,475,009.73/141,418,885.84 = 56,064,201.59/x
  3. Step 3: Cross multiply
    102,475,009.73x = 141,418,885.84 × 56,064,201.59
  4. Step 4: Simplify right side
    102,475,009.73x = 7,928,536,924,580,344
  5. Step 5: Solve for x
    x = 7,928,536,924,580,344/102,475,009.73
  6. Step 6: Final answer
    x = 77,370,443.25

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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.