Home / 1,941,765,044.15-2,680,364,467.35-1,272,753,202.50

Finding the Fourth Proportional to 1,941,765,044.15, 2,680,364,467.35 and 1,272,753,202.50

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Solution

The fourth proportional to 1,941,765,044.15, 2,680,364,467.35 and 1,272,753,202.50 is: 1,756,877,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,765,044.15 : 2,680,364,467.35 = 1,272,753,202.50 : x
  2. Step 2: Convert to fraction form
    1,941,765,044.15/2,680,364,467.35 = 1,272,753,202.50/x
  3. Step 3: Cross multiply
    1,941,765,044.15x = 2,680,364,467.35 × 1,272,753,202.50
  4. Step 4: Simplify right side
    1,941,765,044.15x = 3,411,442,459,686,919,168
  5. Step 5: Solve for x
    x = 3,411,442,459,686,919,168/1,941,765,044.15
  6. Step 6: Final answer
    x = 1,756,877,058.82

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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.