Home / 86,958,466.28-119,952,566.35-54,306,731.24

Finding the Fourth Proportional to 86,958,466.28, 119,952,566.35 and 54,306,731.24

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Solution

The fourth proportional to 86,958,466.28, 119,952,566.35 and 54,306,731.24 is: 74,911,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,958,466.28 : 119,952,566.35 = 54,306,731.24 : x
  2. Step 2: Convert to fraction form
    86,958,466.28/119,952,566.35 = 54,306,731.24/x
  3. Step 3: Cross multiply
    86,958,466.28x = 119,952,566.35 × 54,306,731.24
  4. Step 4: Simplify right side
    86,958,466.28x = 6,514,231,782,317,718
  5. Step 5: Solve for x
    x = 6,514,231,782,317,718/86,958,466.28
  6. Step 6: Final answer
    x = 74,911,990.30

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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.