Home / 65,590,877.20-98,386,315.80-35,357,789.20

Finding the Fourth Proportional to 65,590,877.20, 98,386,315.80 and 35,357,789.20

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Solution

The fourth proportional to 65,590,877.20, 98,386,315.80 and 35,357,789.20 is: 53,036,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,590,877.20 : 98,386,315.80 = 35,357,789.20 : x
  2. Step 2: Convert to fraction form
    65,590,877.20/98,386,315.80 = 35,357,789.20/x
  3. Step 3: Cross multiply
    65,590,877.20x = 98,386,315.80 × 35,357,789.20
  4. Step 4: Simplify right side
    65,590,877.20x = 3,478,722,614,221,029.50
  5. Step 5: Solve for x
    x = 3,478,722,614,221,029.50/65,590,877.20
  6. Step 6: Final answer
    x = 53,036,683.80

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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.