Home / 85,536,035.80-128,304,053.70-62,861,219.80

Finding the Fourth Proportional to 85,536,035.80, 128,304,053.70 and 62,861,219.80

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Solution

The fourth proportional to 85,536,035.80, 128,304,053.70 and 62,861,219.80 is: 94,291,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,536,035.80 : 128,304,053.70 = 62,861,219.80 : x
  2. Step 2: Convert to fraction form
    85,536,035.80/128,304,053.70 = 62,861,219.80/x
  3. Step 3: Cross multiply
    85,536,035.80x = 128,304,053.70 × 62,861,219.80
  4. Step 4: Simplify right side
    85,536,035.80x = 8,065,349,320,866,703
  5. Step 5: Solve for x
    x = 8,065,349,320,866,703/85,536,035.80
  6. Step 6: Final answer
    x = 94,291,829.70

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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.