Home / 55,864,904.80-83,797,357.20-49,487,612.80

Finding the Fourth Proportional to 55,864,904.80, 83,797,357.20 and 49,487,612.80

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Solution

The fourth proportional to 55,864,904.80, 83,797,357.20 and 49,487,612.80 is: 74,231,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,864,904.80 : 83,797,357.20 = 49,487,612.80 : x
  2. Step 2: Convert to fraction form
    55,864,904.80/83,797,357.20 = 49,487,612.80/x
  3. Step 3: Cross multiply
    55,864,904.80x = 83,797,357.20 × 49,487,612.80
  4. Step 4: Simplify right side
    55,864,904.80x = 4,146,931,166,776,892
  5. Step 5: Solve for x
    x = 4,146,931,166,776,892/55,864,904.80
  6. Step 6: Final answer
    x = 74,231,419.20

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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.