Home / 155,788,732.30-213,862,658.15-133,723,925.32

Finding the Fourth Proportional to 155,788,732.30, 213,862,658.15 and 133,723,925.32

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Solution

The fourth proportional to 155,788,732.30, 213,862,658.15 and 133,723,925.32 is: 183,572,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,788,732.30 : 213,862,658.15 = 133,723,925.32 : x
  2. Step 2: Convert to fraction form
    155,788,732.30/213,862,658.15 = 133,723,925.32/x
  3. Step 3: Cross multiply
    155,788,732.30x = 213,862,658.15 × 133,723,925.32
  4. Step 4: Simplify right side
    155,788,732.30x = 28,598,554,127,187,288
  5. Step 5: Solve for x
    x = 28,598,554,127,187,288/155,788,732.30
  6. Step 6: Final answer
    x = 183,572,673.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.