Home / 107,918,534.30-161,877,801.45-89,022,854.30

Finding the Fourth Proportional to 107,918,534.30, 161,877,801.45 and 89,022,854.30

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Solution

The fourth proportional to 107,918,534.30, 161,877,801.45 and 89,022,854.30 is: 133,534,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918,534.30 : 161,877,801.45 = 89,022,854.30 : x
  2. Step 2: Convert to fraction form
    107,918,534.30/161,877,801.45 = 89,022,854.30/x
  3. Step 3: Cross multiply
    107,918,534.30x = 161,877,801.45 × 89,022,854.30
  4. Step 4: Simplify right side
    107,918,534.30x = 14,410,823,932,887,678
  5. Step 5: Solve for x
    x = 14,410,823,932,887,678/107,918,534.30
  6. Step 6: Final answer
    x = 133,534,281.45

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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.