Home / 291,523,281.65-437,285,752.62-84,278,563.48

Finding the Fourth Proportional to 291,523,281.65, 437,285,752.62 and 84,278,563.48

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Solution

The fourth proportional to 291,523,281.65, 437,285,752.62 and 84,278,563.48 is: 126,418,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,523,281.65 : 437,285,752.62 = 84,278,563.48 : x
  2. Step 2: Convert to fraction form
    291,523,281.65/437,285,752.62 = 84,278,563.48/x
  3. Step 3: Cross multiply
    291,523,281.65x = 437,285,752.62 × 84,278,563.48
  4. Step 4: Simplify right side
    291,523,281.65x = 36,853,815,061,084,248
  5. Step 5: Solve for x
    x = 36,853,815,061,084,248/291,523,281.65
  6. Step 6: Final answer
    x = 126,418,085.21

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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.