Home / 1,244,215,832.10-1,866,323,748.15-970,102,500.90

Finding the Fourth Proportional to 1,244,215,832.10, 1,866,323,748.15 and 970,102,500.90

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Solution

The fourth proportional to 1,244,215,832.10, 1,866,323,748.15 and 970,102,500.90 is: 1,455,153,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,215,832.10 : 1,866,323,748.15 = 970,102,500.90 : x
  2. Step 2: Convert to fraction form
    1,244,215,832.10/1,866,323,748.15 = 970,102,500.90/x
  3. Step 3: Cross multiply
    1,244,215,832.10x = 1,866,323,748.15 × 970,102,500.90
  4. Step 4: Simplify right side
    1,244,215,832.10x = 1,810,525,335,569,376,768
  5. Step 5: Solve for x
    x = 1,810,525,335,569,376,768/1,244,215,832.10
  6. Step 6: Final answer
    x = 1,455,153,751.35

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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.