Home / 83,123,587.40-114,691,518.05-49,626,547.16

Finding the Fourth Proportional to 83,123,587.40, 114,691,518.05 and 49,626,547.16

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Solution

The fourth proportional to 83,123,587.40, 114,691,518.05 and 49,626,547.16 is: 68,473,272.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,123,587.40 : 114,691,518.05 = 49,626,547.16 : x
  2. Step 2: Convert to fraction form
    83,123,587.40/114,691,518.05 = 49,626,547.16/x
  3. Step 3: Cross multiply
    83,123,587.40x = 114,691,518.05 × 49,626,547.16
  4. Step 4: Simplify right side
    83,123,587.40x = 5,691,744,028,538,726
  5. Step 5: Solve for x
    x = 5,691,744,028,538,726/83,123,587.40
  6. Step 6: Final answer
    x = 68,473,272.23

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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.