Home / 1,053,625,784,251.20-1,580,132,074,068.40-408,087,432,053.22

Finding the Fourth Proportional to 1,053,625,784,251.20, 1,580,132,074,068.40 and 408,087,432,053.22

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Solution

The fourth proportional to 1,053,625,784,251.20, 1,580,132,074,068.40 and 408,087,432,053.22 is: 612,012,395,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,625,784,251.20 : 1,580,132,074,068.40 = 408,087,432,053.22 : x
  2. Step 2: Convert to fraction form
    1,053,625,784,251.20/1,580,132,074,068.40 = 408,087,432,053.22/x
  3. Step 3: Cross multiply
    1,053,625,784,251.20x = 1,580,132,074,068.40 × 408,087,432,053.22
  4. Step 4: Simplify right side
    1,053,625,784,251.20x = 644,832,040,411,501,646,839,808
  5. Step 5: Solve for x
    x = 644,832,040,411,501,646,839,808/1,053,625,784,251.20
  6. Step 6: Final answer
    x = 612,012,395,719.58

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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.