Home / 77,365,703.32-116,023,934.30-25,540,656.49

Finding the Fourth Proportional to 77,365,703.32, 116,023,934.30 and 25,540,656.49

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Solution

The fourth proportional to 77,365,703.32, 116,023,934.30 and 25,540,656.49 is: 38,302,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,365,703.32 : 116,023,934.30 = 25,540,656.49 : x
  2. Step 2: Convert to fraction form
    77,365,703.32/116,023,934.30 = 25,540,656.49/x
  3. Step 3: Cross multiply
    77,365,703.32x = 116,023,934.30 × 25,540,656.49
  4. Step 4: Simplify right side
    77,365,703.32x = 2,963,327,450,574,628.50
  5. Step 5: Solve for x
    x = 2,963,327,450,574,628.50/77,365,703.32
  6. Step 6: Final answer
    x = 38,302,856.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.