Home / 916,385,583.31-1,264,653,748.08-540,058,054.03

Finding the Fourth Proportional to 916,385,583.31, 1,264,653,748.08 and 540,058,054.03

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Solution

The fourth proportional to 916,385,583.31, 1,264,653,748.08 and 540,058,054.03 is: 745,304,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,385,583.31 : 1,264,653,748.08 = 540,058,054.03 : x
  2. Step 2: Convert to fraction form
    916,385,583.31/1,264,653,748.08 = 540,058,054.03/x
  3. Step 3: Cross multiply
    916,385,583.31x = 1,264,653,748.08 × 540,058,054.03
  4. Step 4: Simplify right side
    916,385,583.31x = 682,986,442,206,669,056
  5. Step 5: Solve for x
    x = 682,986,442,206,669,056/916,385,583.31
  6. Step 6: Final answer
    x = 745,304,656.30

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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.