Home / 60,120,186.80-90,109,421.40-44,956,403.60

Finding the Fourth Proportional to 60,120,186.80, 90,109,421.40 and 44,956,403.60

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Solution

The fourth proportional to 60,120,186.80, 90,109,421.40 and 44,956,403.60 is: 67,381,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,120,186.80 : 90,109,421.40 = 44,956,403.60 : x
  2. Step 2: Convert to fraction form
    60,120,186.80/90,109,421.40 = 44,956,403.60/x
  3. Step 3: Cross multiply
    60,120,186.80x = 90,109,421.40 × 44,956,403.60
  4. Step 4: Simplify right side
    60,120,186.80x = 4,050,995,516,620,877.50
  5. Step 5: Solve for x
    x = 4,050,995,516,620,877.50/60,120,186.80
  6. Step 6: Final answer
    x = 67,381,618.92

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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.