Home / 1,361,452,954.91-1,878,755,475.54-758,592,429.35

Finding the Fourth Proportional to 1,361,452,954.91, 1,878,755,475.54 and 758,592,429.35

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Solution

The fourth proportional to 1,361,452,954.91, 1,878,755,475.54 and 758,592,429.35 is: 1,046,829,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,452,954.91 : 1,878,755,475.54 = 758,592,429.35 : x
  2. Step 2: Convert to fraction form
    1,361,452,954.91/1,878,755,475.54 = 758,592,429.35/x
  3. Step 3: Cross multiply
    1,361,452,954.91x = 1,878,755,475.54 × 758,592,429.35
  4. Step 4: Simplify right side
    1,361,452,954.91x = 1,425,209,680,344,503,040
  5. Step 5: Solve for x
    x = 1,425,209,680,344,503,040/1,361,452,954.91
  6. Step 6: Final answer
    x = 1,046,829,914.47

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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.