Home / 48,513,835.20-72,770,752.80-44,545,742.40

Finding the Fourth Proportional to 48,513,835.20, 72,770,752.80 and 44,545,742.40

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Solution

The fourth proportional to 48,513,835.20, 72,770,752.80 and 44,545,742.40 is: 66,818,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513,835.20 : 72,770,752.80 = 44,545,742.40 : x
  2. Step 2: Convert to fraction form
    48,513,835.20/72,770,752.80 = 44,545,742.40/x
  3. Step 3: Cross multiply
    48,513,835.20x = 72,770,752.80 × 44,545,742.40
  4. Step 4: Simplify right side
    48,513,835.20x = 3,241,627,208,482,878.50
  5. Step 5: Solve for x
    x = 3,241,627,208,482,878.50/48,513,835.20
  6. Step 6: Final answer
    x = 66,818,613.60

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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.