Home / 288,137,154.62-432,141,045.35-132,541,526.48

Finding the Fourth Proportional to 288,137,154.62, 432,141,045.35 and 132,541,526.48

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Solution

The fourth proportional to 288,137,154.62, 432,141,045.35 and 132,541,526.48 is: 198,782,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,137,154.62 : 432,141,045.35 = 132,541,526.48 : x
  2. Step 2: Convert to fraction form
    288,137,154.62/432,141,045.35 = 132,541,526.48/x
  3. Step 3: Cross multiply
    288,137,154.62x = 432,141,045.35 × 132,541,526.48
  4. Step 4: Simplify right side
    288,137,154.62x = 57,276,633,802,528,496
  5. Step 5: Solve for x
    x = 57,276,633,802,528,496/288,137,154.62
  6. Step 6: Final answer
    x = 198,782,534.24

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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.