Home / 99,221,739-148,852,474.56-55,564,582.02

Finding the Fourth Proportional to 99,221,739, 148,852,474.56 and 55,564,582.02

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Solution

The fourth proportional to 99,221,739, 148,852,474.56 and 55,564,582.02 is: 83,357,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221,739 : 148,852,474.56 = 55,564,582.02 : x
  2. Step 2: Convert to fraction form
    99,221,739/148,852,474.56 = 55,564,582.02/x
  3. Step 3: Cross multiply
    99,221,739x = 148,852,474.56 × 55,564,582.02
  4. Step 4: Simplify right side
    99,221,739x = 8,270,925,531,569,084
  5. Step 5: Solve for x
    x = 8,270,925,531,569,084/99,221,739
  6. Step 6: Final answer
    x = 83,357,998.11

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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.