Home / 65,502,021.60-98,253,032.40-45,094,687.20

Finding the Fourth Proportional to 65,502,021.60, 98,253,032.40 and 45,094,687.20

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Solution

The fourth proportional to 65,502,021.60, 98,253,032.40 and 45,094,687.20 is: 67,642,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,502,021.60 : 98,253,032.40 = 45,094,687.20 : x
  2. Step 2: Convert to fraction form
    65,502,021.60/98,253,032.40 = 45,094,687.20/x
  3. Step 3: Cross multiply
    65,502,021.60x = 98,253,032.40 × 45,094,687.20
  4. Step 4: Simplify right side
    65,502,021.60x = 4,430,689,762,529,466
  5. Step 5: Solve for x
    x = 4,430,689,762,529,466/65,502,021.60
  6. Step 6: Final answer
    x = 67,642,030.80

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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.