Home / 119,789,094.28-165,309,060-64,784,950.80

Finding the Fourth Proportional to 119,789,094.28, 165,309,060 and 64,784,950.80

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Solution

The fourth proportional to 119,789,094.28, 165,309,060 and 64,784,950.80 is: 89,403,291.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,789,094.28 : 165,309,060 = 64,784,950.80 : x
  2. Step 2: Convert to fraction form
    119,789,094.28/165,309,060 = 64,784,950.80/x
  3. Step 3: Cross multiply
    119,789,094.28x = 165,309,060 × 64,784,950.80
  4. Step 4: Simplify right side
    119,789,094.28x = 10,709,539,318,894,248
  5. Step 5: Solve for x
    x = 10,709,539,318,894,248/119,789,094.28
  6. Step 6: Final answer
    x = 89,403,291.54

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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.