Home / 1,204,863,146.10-1,799,181,151.86-983,972,681.72

Finding the Fourth Proportional to 1,204,863,146.10, 1,799,181,151.86 and 983,972,681.72

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Solution

The fourth proportional to 1,204,863,146.10, 1,799,181,151.86 and 983,972,681.72 is: 1,469,332,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,863,146.10 : 1,799,181,151.86 = 983,972,681.72 : x
  2. Step 2: Convert to fraction form
    1,204,863,146.10/1,799,181,151.86 = 983,972,681.72/x
  3. Step 3: Cross multiply
    1,204,863,146.10x = 1,799,181,151.86 × 983,972,681.72
  4. Step 4: Simplify right side
    1,204,863,146.10x = 1,770,345,102,895,762,688
  5. Step 5: Solve for x
    x = 1,770,345,102,895,762,688/1,204,863,146.10
  6. Step 6: Final answer
    x = 1,469,332,935.14

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.