Home / 372,564,901.80-558,847,352.70-127,198,592.10

Finding the Fourth Proportional to 372,564,901.80, 558,847,352.70 and 127,198,592.10

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Solution

The fourth proportional to 372,564,901.80, 558,847,352.70 and 127,198,592.10 is: 190,797,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,564,901.80 : 558,847,352.70 = 127,198,592.10 : x
  2. Step 2: Convert to fraction form
    372,564,901.80/558,847,352.70 = 127,198,592.10/x
  3. Step 3: Cross multiply
    372,564,901.80x = 558,847,352.70 × 127,198,592.10
  4. Step 4: Simplify right side
    372,564,901.80x = 71,084,596,462,252,136
  5. Step 5: Solve for x
    x = 71,084,596,462,252,136/372,564,901.80
  6. Step 6: Final answer
    x = 190,797,888.15

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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.