Home / 316,160,156.16-474,173,879.04-89,172,288

Finding the Fourth Proportional to 316,160,156.16, 474,173,879.04 and 89,172,288

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Solution

The fourth proportional to 316,160,156.16, 474,173,879.04 and 89,172,288 is: 133,739,716.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,160,156.16 : 474,173,879.04 = 89,172,288 : x
  2. Step 2: Convert to fraction form
    316,160,156.16/474,173,879.04 = 89,172,288/x
  3. Step 3: Cross multiply
    316,160,156.16x = 474,173,879.04 × 89,172,288
  4. Step 4: Simplify right side
    316,160,156.16x = 42,283,169,703,832,048
  5. Step 5: Solve for x
    x = 42,283,169,703,832,048/316,160,156.16
  6. Step 6: Final answer
    x = 133,739,716.66

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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.