Home / 1,241,229,191.52-1,712,908,174.59-684,332,211.36

Finding the Fourth Proportional to 1,241,229,191.52, 1,712,908,174.59 and 684,332,211.36

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Solution

The fourth proportional to 1,241,229,191.52, 1,712,908,174.59 and 684,332,211.36 is: 944,385,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,229,191.52 : 1,712,908,174.59 = 684,332,211.36 : x
  2. Step 2: Convert to fraction form
    1,241,229,191.52/1,712,908,174.59 = 684,332,211.36/x
  3. Step 3: Cross multiply
    1,241,229,191.52x = 1,712,908,174.59 × 684,332,211.36
  4. Step 4: Simplify right side
    1,241,229,191.52x = 1,172,198,238,973,795,584
  5. Step 5: Solve for x
    x = 1,172,198,238,973,795,584/1,241,229,191.52
  6. Step 6: Final answer
    x = 944,385,007.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.