Home / 17,521,048,849.40-24,178,732,232.18-9,899,931,123.62

Finding the Fourth Proportional to 17,521,048,849.40, 24,178,732,232.18 and 9,899,931,123.62

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Solution

The fourth proportional to 17,521,048,849.40, 24,178,732,232.18 and 9,899,931,123.62 is: 13,661,726,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,521,048,849.40 : 24,178,732,232.18 = 9,899,931,123.62 : x
  2. Step 2: Convert to fraction form
    17,521,048,849.40/24,178,732,232.18 = 9,899,931,123.62/x
  3. Step 3: Cross multiply
    17,521,048,849.40x = 24,178,732,232.18 × 9,899,931,123.62
  4. Step 4: Simplify right side
    17,521,048,849.40x = 239,367,783,754,862,460,928
  5. Step 5: Solve for x
    x = 239,367,783,754,862,460,928/17,521,048,849.40
  6. Step 6: Final answer
    x = 13,661,726,864.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.