Home / 101,502,718.71-140,070,001.06-55,091,976.18

Finding the Fourth Proportional to 101,502,718.71, 140,070,001.06 and 55,091,976.18

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Solution

The fourth proportional to 101,502,718.71, 140,070,001.06 and 55,091,976.18 is: 76,024,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,502,718.71 : 140,070,001.06 = 55,091,976.18 : x
  2. Step 2: Convert to fraction form
    101,502,718.71/140,070,001.06 = 55,091,976.18/x
  3. Step 3: Cross multiply
    101,502,718.71x = 140,070,001.06 × 55,091,976.18
  4. Step 4: Simplify right side
    101,502,718.71x = 7,716,733,161,930,095
  5. Step 5: Solve for x
    x = 7,716,733,161,930,095/101,502,718.71
  6. Step 6: Final answer
    x = 76,024,891.35

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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.