Home / 94,985,422.80-142,478,134.20-64,752,334.80

Finding the Fourth Proportional to 94,985,422.80, 142,478,134.20 and 64,752,334.80

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Solution

The fourth proportional to 94,985,422.80, 142,478,134.20 and 64,752,334.80 is: 97,128,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,985,422.80 : 142,478,134.20 = 64,752,334.80 : x
  2. Step 2: Convert to fraction form
    94,985,422.80/142,478,134.20 = 64,752,334.80/x
  3. Step 3: Cross multiply
    94,985,422.80x = 142,478,134.20 × 64,752,334.80
  4. Step 4: Simplify right side
    94,985,422.80x = 9,225,791,847,397,728
  5. Step 5: Solve for x
    x = 9,225,791,847,397,728/94,985,422.80
  6. Step 6: Final answer
    x = 97,128,502.20

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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.