Home / 1,165,428,321.70-1,748,142,482.55-1,158,625,876.90

Finding the Fourth Proportional to 1,165,428,321.70, 1,748,142,482.55 and 1,158,625,876.90

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Solution

The fourth proportional to 1,165,428,321.70, 1,748,142,482.55 and 1,158,625,876.90 is: 1,737,938,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,428,321.70 : 1,748,142,482.55 = 1,158,625,876.90 : x
  2. Step 2: Convert to fraction form
    1,165,428,321.70/1,748,142,482.55 = 1,158,625,876.90/x
  3. Step 3: Cross multiply
    1,165,428,321.70x = 1,748,142,482.55 × 1,158,625,876.90
  4. Step 4: Simplify right side
    1,165,428,321.70x = 2,025,443,116,790,636,800
  5. Step 5: Solve for x
    x = 2,025,443,116,790,636,800/1,165,428,321.70
  6. Step 6: Final answer
    x = 1,737,938,815.35

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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.