Home / 56,145,200.90-84,217,801.35-47,925,580.10

Finding the Fourth Proportional to 56,145,200.90, 84,217,801.35 and 47,925,580.10

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Solution

The fourth proportional to 56,145,200.90, 84,217,801.35 and 47,925,580.10 is: 71,888,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,200.90 : 84,217,801.35 = 47,925,580.10 : x
  2. Step 2: Convert to fraction form
    56,145,200.90/84,217,801.35 = 47,925,580.10/x
  3. Step 3: Cross multiply
    56,145,200.90x = 84,217,801.35 × 47,925,580.10
  4. Step 4: Simplify right side
    56,145,200.90x = 4,036,186,984,445,313
  5. Step 5: Solve for x
    x = 4,036,186,984,445,313/56,145,200.90
  6. Step 6: Final answer
    x = 71,888,370.15

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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.