Home / 65,660,579.10-98,490,868.65-60,369,788.70

Finding the Fourth Proportional to 65,660,579.10, 98,490,868.65 and 60,369,788.70

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Solution

The fourth proportional to 65,660,579.10, 98,490,868.65 and 60,369,788.70 is: 90,554,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,660,579.10 : 98,490,868.65 = 60,369,788.70 : x
  2. Step 2: Convert to fraction form
    65,660,579.10/98,490,868.65 = 60,369,788.70/x
  3. Step 3: Cross multiply
    65,660,579.10x = 98,490,868.65 × 60,369,788.70
  4. Step 4: Simplify right side
    65,660,579.10x = 5,945,872,929,279,955
  5. Step 5: Solve for x
    x = 5,945,872,929,279,955/65,660,579.10
  6. Step 6: Final answer
    x = 90,554,683.05

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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.