Home / 65,436,820.80-98,155,231.20-41,607,931.20

Finding the Fourth Proportional to 65,436,820.80, 98,155,231.20 and 41,607,931.20

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Solution

The fourth proportional to 65,436,820.80, 98,155,231.20 and 41,607,931.20 is: 62,411,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,436,820.80 : 98,155,231.20 = 41,607,931.20 : x
  2. Step 2: Convert to fraction form
    65,436,820.80/98,155,231.20 = 41,607,931.20/x
  3. Step 3: Cross multiply
    65,436,820.80x = 98,155,231.20 × 41,607,931.20
  4. Step 4: Simplify right side
    65,436,820.80x = 4,084,036,106,689,694
  5. Step 5: Solve for x
    x = 4,084,036,106,689,694/65,436,820.80
  6. Step 6: Final answer
    x = 62,411,896.80

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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.