Home / 2,153,158,111.13-3,229,737,163.07-517,382,713.13

Finding the Fourth Proportional to 2,153,158,111.13, 3,229,737,163.07 and 517,382,713.13

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Solution

The fourth proportional to 2,153,158,111.13, 3,229,737,163.07 and 517,382,713.13 is: 776,074,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,158,111.13 : 3,229,737,163.07 = 517,382,713.13 : x
  2. Step 2: Convert to fraction form
    2,153,158,111.13/3,229,737,163.07 = 517,382,713.13/x
  3. Step 3: Cross multiply
    2,153,158,111.13x = 3,229,737,163.07 × 517,382,713.13
  4. Step 4: Simplify right side
    2,153,158,111.13x = 1,671,010,176,107,210,240
  5. Step 5: Solve for x
    x = 1,671,010,176,107,210,240/2,153,158,111.13
  6. Step 6: Final answer
    x = 776,074,068.82

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Double scale
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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.