Home / 88,066,685.79-121,528,692.90-48,910,983.66

Finding the Fourth Proportional to 88,066,685.79, 121,528,692.90 and 48,910,983.66

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Solution

The fourth proportional to 88,066,685.79, 121,528,692.90 and 48,910,983.66 is: 67,495,306.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066,685.79 : 121,528,692.90 = 48,910,983.66 : x
  2. Step 2: Convert to fraction form
    88,066,685.79/121,528,692.90 = 48,910,983.66/x
  3. Step 3: Cross multiply
    88,066,685.79x = 121,528,692.90 × 48,910,983.66
  4. Step 4: Simplify right side
    88,066,685.79x = 5,944,087,912,653,058
  5. Step 5: Solve for x
    x = 5,944,087,912,653,058/88,066,685.79
  6. Step 6: Final answer
    x = 67,495,306.08

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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.