Home / 75,168,575.20-112,752,862.80-39,262,117.60

Finding the Fourth Proportional to 75,168,575.20, 112,752,862.80 and 39,262,117.60

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Solution

The fourth proportional to 75,168,575.20, 112,752,862.80 and 39,262,117.60 is: 58,893,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,168,575.20 : 112,752,862.80 = 39,262,117.60 : x
  2. Step 2: Convert to fraction form
    75,168,575.20/112,752,862.80 = 39,262,117.60/x
  3. Step 3: Cross multiply
    75,168,575.20x = 112,752,862.80 × 39,262,117.60
  4. Step 4: Simplify right side
    75,168,575.20x = 4,426,916,158,990,265.50
  5. Step 5: Solve for x
    x = 4,426,916,158,990,265.50/75,168,575.20
  6. Step 6: Final answer
    x = 58,893,176.40

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1.5x scale

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.