Home / 309,275,773.16-426,802,254.24-182,121,999.08

Finding the Fourth Proportional to 309,275,773.16, 426,802,254.24 and 182,121,999.08

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Solution

The fourth proportional to 309,275,773.16, 426,802,254.24 and 182,121,999.08 is: 251,329,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,275,773.16 : 426,802,254.24 = 182,121,999.08 : x
  2. Step 2: Convert to fraction form
    309,275,773.16/426,802,254.24 = 182,121,999.08/x
  3. Step 3: Cross multiply
    309,275,773.16x = 426,802,254.24 × 182,121,999.08
  4. Step 4: Simplify right side
    309,275,773.16x = 77,730,079,754,039,216
  5. Step 5: Solve for x
    x = 77,730,079,754,039,216/309,275,773.16
  6. Step 6: Final answer
    x = 251,329,352.31

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1.5x scale

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.