Home / 291,032,744.20-436,549,116.30-264,248,117.80

Finding the Fourth Proportional to 291,032,744.20, 436,549,116.30 and 264,248,117.80

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Solution

The fourth proportional to 291,032,744.20, 436,549,116.30 and 264,248,117.80 is: 396,372,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,032,744.20 : 436,549,116.30 = 264,248,117.80 : x
  2. Step 2: Convert to fraction form
    291,032,744.20/436,549,116.30 = 264,248,117.80/x
  3. Step 3: Cross multiply
    291,032,744.20x = 436,549,116.30 × 264,248,117.80
  4. Step 4: Simplify right side
    291,032,744.20x = 115,357,282,309,528,304
  5. Step 5: Solve for x
    x = 115,357,282,309,528,304/291,032,744.20
  6. Step 6: Final answer
    x = 396,372,176.70

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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.