Home / 916,385,587.83-1,264,653,754.29-540,058,058.55

Finding the Fourth Proportional to 916,385,587.83, 1,264,653,754.29 and 540,058,058.55

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Solution

The fourth proportional to 916,385,587.83, 1,264,653,754.29 and 540,058,058.55 is: 745,304,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,385,587.83 : 1,264,653,754.29 = 540,058,058.55 : x
  2. Step 2: Convert to fraction form
    916,385,587.83/1,264,653,754.29 = 540,058,058.55/x
  3. Step 3: Cross multiply
    916,385,587.83x = 1,264,653,754.29 × 540,058,058.55
  4. Step 4: Simplify right side
    916,385,587.83x = 682,986,451,279,826,048
  5. Step 5: Solve for x
    x = 682,986,451,279,826,048/916,385,587.83
  6. Step 6: Final answer
    x = 745,304,662.52

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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.