Home / 55,776,656.30-83,832,946.05-48,386,345.90

Finding the Fourth Proportional to 55,776,656.30, 83,832,946.05 and 48,386,345.90

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Solution

The fourth proportional to 55,776,656.30, 83,832,946.05 and 48,386,345.90 is: 72,725,225.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776,656.30 : 83,832,946.05 = 48,386,345.90 : x
  2. Step 2: Convert to fraction form
    55,776,656.30/83,832,946.05 = 48,386,345.90/x
  3. Step 3: Cross multiply
    55,776,656.30x = 83,832,946.05 × 48,386,345.90
  4. Step 4: Simplify right side
    55,776,656.30x = 4,056,369,925,391,338.50
  5. Step 5: Solve for x
    x = 4,056,369,925,391,338.50/55,776,656.30
  6. Step 6: Final answer
    x = 72,725,225.83

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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.