Home / 453,809,085.73-680,911,626.65-158,915,859.91

Finding the Fourth Proportional to 453,809,085.73, 680,911,626.65 and 158,915,859.91

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Solution

The fourth proportional to 453,809,085.73, 680,911,626.65 and 158,915,859.91 is: 238,443,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,809,085.73 : 680,911,626.65 = 158,915,859.91 : x
  2. Step 2: Convert to fraction form
    453,809,085.73/680,911,626.65 = 158,915,859.91/x
  3. Step 3: Cross multiply
    453,809,085.73x = 680,911,626.65 × 158,915,859.91
  4. Step 4: Simplify right side
    453,809,085.73x = 108,207,656,669,304,768
  5. Step 5: Solve for x
    x = 108,207,656,669,304,768/453,809,085.73
  6. Step 6: Final answer
    x = 238,443,125.25

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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.