Home / 111,486,345.12-153,851,156.16-62,594,822.88

Finding the Fourth Proportional to 111,486,345.12, 153,851,156.16 and 62,594,822.88

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Solution

The fourth proportional to 111,486,345.12, 153,851,156.16 and 62,594,822.88 is: 86,380,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,486,345.12 : 153,851,156.16 = 62,594,822.88 : x
  2. Step 2: Convert to fraction form
    111,486,345.12/153,851,156.16 = 62,594,822.88/x
  3. Step 3: Cross multiply
    111,486,345.12x = 153,851,156.16 × 62,594,822.88
  4. Step 4: Simplify right side
    111,486,345.12x = 9,630,285,869,718,422
  5. Step 5: Solve for x
    x = 9,630,285,869,718,422/111,486,345.12
  6. Step 6: Final answer
    x = 86,380,855.52

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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.