Home / 372,144,288.06-513,549,731.16-204,878,879.46

Finding the Fourth Proportional to 372,144,288.06, 513,549,731.16 and 204,878,879.46

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Solution

The fourth proportional to 372,144,288.06, 513,549,731.16 and 204,878,879.46 is: 282,727,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,144,288.06 : 513,549,731.16 = 204,878,879.46 : x
  2. Step 2: Convert to fraction form
    372,144,288.06/513,549,731.16 = 204,878,879.46/x
  3. Step 3: Cross multiply
    372,144,288.06x = 513,549,731.16 × 204,878,879.46
  4. Step 4: Simplify right side
    372,144,288.06x = 105,215,493,467,045,056
  5. Step 5: Solve for x
    x = 105,215,493,467,045,056/372,144,288.06
  6. Step 6: Final answer
    x = 282,727,686.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.