Home / 1,329,520,261.16-1,834,965,789.36-772,926,158.64

Finding the Fourth Proportional to 1,329,520,261.16, 1,834,965,789.36 and 772,926,158.64

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Solution

The fourth proportional to 1,329,520,261.16, 1,834,965,789.36 and 772,926,158.64 is: 1,066,770,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,520,261.16 : 1,834,965,789.36 = 772,926,158.64 : x
  2. Step 2: Convert to fraction form
    1,329,520,261.16/1,834,965,789.36 = 772,926,158.64/x
  3. Step 3: Cross multiply
    1,329,520,261.16x = 1,834,965,789.36 × 772,926,158.64
  4. Step 4: Simplify right side
    1,329,520,261.16x = 1,418,293,058,805,840,128
  5. Step 5: Solve for x
    x = 1,418,293,058,805,840,128/1,329,520,261.16
  6. Step 6: Final answer
    x = 1,066,770,548.93

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Double scale
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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.