Home / 124,564,613.80-186,846,920.70-118,329,039.40

Finding the Fourth Proportional to 124,564,613.80, 186,846,920.70 and 118,329,039.40

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Solution

The fourth proportional to 124,564,613.80, 186,846,920.70 and 118,329,039.40 is: 177,493,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564,613.80 : 186,846,920.70 = 118,329,039.40 : x
  2. Step 2: Convert to fraction form
    124,564,613.80/186,846,920.70 = 118,329,039.40/x
  3. Step 3: Cross multiply
    124,564,613.80x = 186,846,920.70 × 118,329,039.40
  4. Step 4: Simplify right side
    124,564,613.80x = 22,109,416,641,278,976
  5. Step 5: Solve for x
    x = 22,109,416,641,278,976/124,564,613.80
  6. Step 6: Final answer
    x = 177,493,559.10

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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.