Home / 87,082,113.32-130,645,946.90-32,495,175.61

Finding the Fourth Proportional to 87,082,113.32, 130,645,946.90 and 32,495,175.61

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Solution

The fourth proportional to 87,082,113.32, 130,645,946.90 and 32,495,175.61 is: 48,751,262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,082,113.32 : 130,645,946.90 = 32,495,175.61 : x
  2. Step 2: Convert to fraction form
    87,082,113.32/130,645,946.90 = 32,495,175.61/x
  3. Step 3: Cross multiply
    87,082,113.32x = 130,645,946.90 × 32,495,175.61
  4. Step 4: Simplify right side
    87,082,113.32x = 4,245,362,986,913,547
  5. Step 5: Solve for x
    x = 4,245,362,986,913,547/87,082,113.32
  6. Step 6: Final answer
    x = 48,751,262.75

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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.