Home / 11,402,208,006.80-17,103,312,010.20-11,218,541,997.20

Finding the Fourth Proportional to 11,402,208,006.80, 17,103,312,010.20 and 11,218,541,997.20

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Solution

The fourth proportional to 11,402,208,006.80, 17,103,312,010.20 and 11,218,541,997.20 is: 16,827,812,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402,208,006.80 : 17,103,312,010.20 = 11,218,541,997.20 : x
  2. Step 2: Convert to fraction form
    11,402,208,006.80/17,103,312,010.20 = 11,218,541,997.20/x
  3. Step 3: Cross multiply
    11,402,208,006.80x = 17,103,312,010.20 × 11,218,541,997.20
  4. Step 4: Simplify right side
    11,402,208,006.80x = 191,874,224,077,643,874,304
  5. Step 5: Solve for x
    x = 191,874,224,077,643,874,304/11,402,208,006.80
  6. Step 6: Final answer
    x = 16,827,812,995.80

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Double scale
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1.5x scale

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.