Home / 119,731,169.48-165,216,624.09-88,385,860.76

Finding the Fourth Proportional to 119,731,169.48, 165,216,624.09 and 88,385,860.76

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Solution

The fourth proportional to 119,731,169.48, 165,216,624.09 and 88,385,860.76 is: 121,963,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,731,169.48 : 165,216,624.09 = 88,385,860.76 : x
  2. Step 2: Convert to fraction form
    119,731,169.48/165,216,624.09 = 88,385,860.76/x
  3. Step 3: Cross multiply
    119,731,169.48x = 165,216,624.09 × 88,385,860.76
  4. Step 4: Simplify right side
    119,731,169.48x = 14,602,813,532,056,002
  5. Step 5: Solve for x
    x = 14,602,813,532,056,002/119,731,169.48
  6. Step 6: Final answer
    x = 121,963,341.67

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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.