Home / 1,265,678,522.19-1,747,241,965.13-842,995,603.35

Finding the Fourth Proportional to 1,265,678,522.19, 1,747,241,965.13 and 842,995,603.35

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Solution

The fourth proportional to 1,265,678,522.19, 1,747,241,965.13 and 842,995,603.35 is: 1,163,737,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,678,522.19 : 1,747,241,965.13 = 842,995,603.35 : x
  2. Step 2: Convert to fraction form
    1,265,678,522.19/1,747,241,965.13 = 842,995,603.35/x
  3. Step 3: Cross multiply
    1,265,678,522.19x = 1,747,241,965.13 × 842,995,603.35
  4. Step 4: Simplify right side
    1,265,678,522.19x = 1,472,917,294,588,989,184
  5. Step 5: Solve for x
    x = 1,472,917,294,588,989,184/1,265,678,522.19
  6. Step 6: Final answer
    x = 1,163,737,290.92

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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.