Home / 83,032,693.20-124,549,039.80-39,891,493.80

Finding the Fourth Proportional to 83,032,693.20, 124,549,039.80 and 39,891,493.80

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Solution

The fourth proportional to 83,032,693.20, 124,549,039.80 and 39,891,493.80 is: 59,837,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,032,693.20 : 124,549,039.80 = 39,891,493.80 : x
  2. Step 2: Convert to fraction form
    83,032,693.20/124,549,039.80 = 39,891,493.80/x
  3. Step 3: Cross multiply
    83,032,693.20x = 124,549,039.80 × 39,891,493.80
  4. Step 4: Simplify right side
    83,032,693.20x = 4,968,447,248,977,653
  5. Step 5: Solve for x
    x = 4,968,447,248,977,653/83,032,693.20
  6. Step 6: Final answer
    x = 59,837,240.70

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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.