Home / 152,541,145.97-210,497,842.40-82,925,917.91

Finding the Fourth Proportional to 152,541,145.97, 210,497,842.40 and 82,925,917.91

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Solution

The fourth proportional to 152,541,145.97, 210,497,842.40 and 82,925,917.91 is: 114,432,907.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,541,145.97 : 210,497,842.40 = 82,925,917.91 : x
  2. Step 2: Convert to fraction form
    152,541,145.97/210,497,842.40 = 82,925,917.91/x
  3. Step 3: Cross multiply
    152,541,145.97x = 210,497,842.40 × 82,925,917.91
  4. Step 4: Simplify right side
    152,541,145.97x = 17,455,726,799,094,518
  5. Step 5: Solve for x
    x = 17,455,726,799,094,518/152,541,145.97
  6. Step 6: Final answer
    x = 114,432,907.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.