Home / 83,267,151.08-114,920,693.87-47,978,200.10

Finding the Fourth Proportional to 83,267,151.08, 114,920,693.87 and 47,978,200.10

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Solution

The fourth proportional to 83,267,151.08, 114,920,693.87 and 47,978,200.10 is: 66,216,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,267,151.08 : 114,920,693.87 = 47,978,200.10 : x
  2. Step 2: Convert to fraction form
    83,267,151.08/114,920,693.87 = 47,978,200.10/x
  3. Step 3: Cross multiply
    83,267,151.08x = 114,920,693.87 × 47,978,200.10
  4. Step 4: Simplify right side
    83,267,151.08x = 5,513,688,045,311,209
  5. Step 5: Solve for x
    x = 5,513,688,045,311,209/83,267,151.08
  6. Step 6: Final answer
    x = 66,216,845.11

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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.