Home / 82,901,332.80-124,351,999.20-29,041,646.40

Finding the Fourth Proportional to 82,901,332.80, 124,351,999.20 and 29,041,646.40

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Solution

The fourth proportional to 82,901,332.80, 124,351,999.20 and 29,041,646.40 is: 43,562,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,901,332.80 : 124,351,999.20 = 29,041,646.40 : x
  2. Step 2: Convert to fraction form
    82,901,332.80/124,351,999.20 = 29,041,646.40/x
  3. Step 3: Cross multiply
    82,901,332.80x = 124,351,999.20 × 29,041,646.40
  4. Step 4: Simplify right side
    82,901,332.80x = 3,611,386,789,899,483
  5. Step 5: Solve for x
    x = 3,611,386,789,899,483/82,901,332.80
  6. Step 6: Final answer
    x = 43,562,469.60

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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.