Home / 768,730,229.15-1,153,291,976.89-223,471,763.15

Finding the Fourth Proportional to 768,730,229.15, 1,153,291,976.89 and 223,471,763.15

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Solution

The fourth proportional to 768,730,229.15, 1,153,291,976.89 and 223,471,763.15 is: 335,264,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,730,229.15 : 1,153,291,976.89 = 223,471,763.15 : x
  2. Step 2: Convert to fraction form
    768,730,229.15/1,153,291,976.89 = 223,471,763.15/x
  3. Step 3: Cross multiply
    768,730,229.15x = 1,153,291,976.89 × 223,471,763.15
  4. Step 4: Simplify right side
    768,730,229.15x = 257,728,191,496,032,224
  5. Step 5: Solve for x
    x = 257,728,191,496,032,224/768,730,229.15
  6. Step 6: Final answer
    x = 335,264,806.46

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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.