Home / 99,221,534.99-148,852,169.25-55,564,378.21

Finding the Fourth Proportional to 99,221,534.99, 148,852,169.25 and 55,564,378.21

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Solution

The fourth proportional to 99,221,534.99, 148,852,169.25 and 55,564,378.21 is: 83,357,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221,534.99 : 148,852,169.25 = 55,564,378.21 : x
  2. Step 2: Convert to fraction form
    99,221,534.99/148,852,169.25 = 55,564,378.21/x
  3. Step 3: Cross multiply
    99,221,534.99x = 148,852,169.25 × 55,564,378.21
  4. Step 4: Simplify right side
    99,221,534.99x = 8,270,878,229,585,932
  5. Step 5: Solve for x
    x = 8,270,878,229,585,932/99,221,534.99
  6. Step 6: Final answer
    x = 83,357,692.77

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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.