Home / 65,717,712.60-98,387,612.10-63,828,144.60

Finding the Fourth Proportional to 65,717,712.60, 98,387,612.10 and 63,828,144.60

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Solution

The fourth proportional to 65,717,712.60, 98,387,612.10 and 63,828,144.60 is: 95,558,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,717,712.60 : 98,387,612.10 = 63,828,144.60 : x
  2. Step 2: Convert to fraction form
    65,717,712.60/98,387,612.10 = 63,828,144.60/x
  3. Step 3: Cross multiply
    65,717,712.60x = 98,387,612.10 × 63,828,144.60
  4. Step 4: Simplify right side
    65,717,712.60x = 6,279,898,731,967,509
  5. Step 5: Solve for x
    x = 6,279,898,731,967,509/65,717,712.60
  6. Step 6: Final answer
    x = 95,558,693.14

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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.