Home / 107,918,536.80-161,877,805.20-89,022,856.80

Finding the Fourth Proportional to 107,918,536.80, 161,877,805.20 and 89,022,856.80

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Solution

The fourth proportional to 107,918,536.80, 161,877,805.20 and 89,022,856.80 is: 133,534,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918,536.80 : 161,877,805.20 = 89,022,856.80 : x
  2. Step 2: Convert to fraction form
    107,918,536.80/161,877,805.20 = 89,022,856.80/x
  3. Step 3: Cross multiply
    107,918,536.80x = 161,877,805.20 × 89,022,856.80
  4. Step 4: Simplify right side
    107,918,536.80x = 14,410,824,671,417,894
  5. Step 5: Solve for x
    x = 14,410,824,671,417,894/107,918,536.80
  6. Step 6: Final answer
    x = 133,534,285.20

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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.