Home / 1,361,452,943.76-1,878,755,460.15-758,592,418.15

Finding the Fourth Proportional to 1,361,452,943.76, 1,878,755,460.15 and 758,592,418.15

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Solution

The fourth proportional to 1,361,452,943.76, 1,878,755,460.15 and 758,592,418.15 is: 1,046,829,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,452,943.76 : 1,878,755,460.15 = 758,592,418.15 : x
  2. Step 2: Convert to fraction form
    1,361,452,943.76/1,878,755,460.15 = 758,592,418.15/x
  3. Step 3: Cross multiply
    1,361,452,943.76x = 1,878,755,460.15 × 758,592,418.15
  4. Step 4: Simplify right side
    1,361,452,943.76x = 1,425,209,647,622,282,496
  5. Step 5: Solve for x
    x = 1,425,209,647,622,282,496/1,361,452,943.76
  6. Step 6: Final answer
    x = 1,046,829,899.01

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1.5x scale

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.