Home / 124,845,809.60-187,268,714.40-112,752,574.40

Finding the Fourth Proportional to 124,845,809.60, 187,268,714.40 and 112,752,574.40

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Solution

The fourth proportional to 124,845,809.60, 187,268,714.40 and 112,752,574.40 is: 169,128,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845,809.60 : 187,268,714.40 = 112,752,574.40 : x
  2. Step 2: Convert to fraction form
    124,845,809.60/187,268,714.40 = 112,752,574.40/x
  3. Step 3: Cross multiply
    124,845,809.60x = 187,268,714.40 × 112,752,574.40
  4. Step 4: Simplify right side
    124,845,809.60x = 21,115,029,653,178,352
  5. Step 5: Solve for x
    x = 21,115,029,653,178,352/124,845,809.60
  6. Step 6: Final answer
    x = 169,128,861.60

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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.