Home / 15,816,626,061.16-21,825,501,296.96-9,385,337,785.68

Finding the Fourth Proportional to 15,816,626,061.16, 21,825,501,296.96 and 9,385,337,785.68

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Solution

The fourth proportional to 15,816,626,061.16, 21,825,501,296.96 and 9,385,337,785.68 is: 12,950,910,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816,626,061.16 : 21,825,501,296.96 = 9,385,337,785.68 : x
  2. Step 2: Convert to fraction form
    15,816,626,061.16/21,825,501,296.96 = 9,385,337,785.68/x
  3. Step 3: Cross multiply
    15,816,626,061.16x = 21,825,501,296.96 × 9,385,337,785.68
  4. Step 4: Simplify right side
    15,816,626,061.16x = 204,839,702,013,766,533,120
  5. Step 5: Solve for x
    x = 204,839,702,013,766,533,120/15,816,626,061.16
  6. Step 6: Final answer
    x = 12,950,910,088.01

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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.