Home / 52,737,972.80-79,106,959.20-43,668,046.40

Finding the Fourth Proportional to 52,737,972.80, 79,106,959.20 and 43,668,046.40

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Solution

The fourth proportional to 52,737,972.80, 79,106,959.20 and 43,668,046.40 is: 65,502,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,737,972.80 : 79,106,959.20 = 43,668,046.40 : x
  2. Step 2: Convert to fraction form
    52,737,972.80/79,106,959.20 = 43,668,046.40/x
  3. Step 3: Cross multiply
    52,737,972.80x = 79,106,959.20 × 43,668,046.40
  4. Step 4: Simplify right side
    52,737,972.80x = 3,454,446,364,908,507
  5. Step 5: Solve for x
    x = 3,454,446,364,908,507/52,737,972.80
  6. Step 6: Final answer
    x = 65,502,069.60

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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.