Home / 56,165,619.60-84,248,429.40-31,895,168.40

Finding the Fourth Proportional to 56,165,619.60, 84,248,429.40 and 31,895,168.40

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Solution

The fourth proportional to 56,165,619.60, 84,248,429.40 and 31,895,168.40 is: 47,842,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,619.60 : 84,248,429.40 = 31,895,168.40 : x
  2. Step 2: Convert to fraction form
    56,165,619.60/84,248,429.40 = 31,895,168.40/x
  3. Step 3: Cross multiply
    56,165,619.60x = 84,248,429.40 × 31,895,168.40
  4. Step 4: Simplify right side
    56,165,619.60x = 2,687,117,843,148,511
  5. Step 5: Solve for x
    x = 2,687,117,843,148,511/56,165,619.60
  6. Step 6: Final answer
    x = 47,842,752.60

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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.