Home / 185,718,555.90-278,584,030.44-83,482,896.06

Finding the Fourth Proportional to 185,718,555.90, 278,584,030.44 and 83,482,896.06

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Solution

The fourth proportional to 185,718,555.90, 278,584,030.44 and 83,482,896.06 is: 125,227,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,718,555.90 : 278,584,030.44 = 83,482,896.06 : x
  2. Step 2: Convert to fraction form
    185,718,555.90/278,584,030.44 = 83,482,896.06/x
  3. Step 3: Cross multiply
    185,718,555.90x = 278,584,030.44 × 83,482,896.06
  4. Step 4: Simplify right side
    185,718,555.90x = 23,257,001,657,198,396
  5. Step 5: Solve for x
    x = 23,257,001,657,198,396/185,718,555.90
  6. Step 6: Final answer
    x = 125,227,129.54

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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.