Home / 72,293,670.90-108,440,506.35-62,215,974.90

Finding the Fourth Proportional to 72,293,670.90, 108,440,506.35 and 62,215,974.90

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Solution

The fourth proportional to 72,293,670.90, 108,440,506.35 and 62,215,974.90 is: 93,323,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,293,670.90 : 108,440,506.35 = 62,215,974.90 : x
  2. Step 2: Convert to fraction form
    72,293,670.90/108,440,506.35 = 62,215,974.90/x
  3. Step 3: Cross multiply
    72,293,670.90x = 108,440,506.35 × 62,215,974.90
  4. Step 4: Simplify right side
    72,293,670.90x = 6,746,731,821,214,890
  5. Step 5: Solve for x
    x = 6,746,731,821,214,890/72,293,670.90
  6. Step 6: Final answer
    x = 93,323,962.35

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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.