Home / 186,867,590.80-280,301,386.20-83,236,595.80

Finding the Fourth Proportional to 186,867,590.80, 280,301,386.20 and 83,236,595.80

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Solution

The fourth proportional to 186,867,590.80, 280,301,386.20 and 83,236,595.80 is: 124,854,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,867,590.80 : 280,301,386.20 = 83,236,595.80 : x
  2. Step 2: Convert to fraction form
    186,867,590.80/280,301,386.20 = 83,236,595.80/x
  3. Step 3: Cross multiply
    186,867,590.80x = 280,301,386.20 × 83,236,595.80
  4. Step 4: Simplify right side
    186,867,590.80x = 23,331,333,185,309,096
  5. Step 5: Solve for x
    x = 23,331,333,185,309,096/186,867,590.80
  6. Step 6: Final answer
    x = 124,854,893.70

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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.