Home / 91,480,474.44-126,302,135.22-56,710,323.72

Finding the Fourth Proportional to 91,480,474.44, 126,302,135.22 and 56,710,323.72

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Solution

The fourth proportional to 91,480,474.44, 126,302,135.22 and 56,710,323.72 is: 78,296,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,480,474.44 : 126,302,135.22 = 56,710,323.72 : x
  2. Step 2: Convert to fraction form
    91,480,474.44/126,302,135.22 = 56,710,323.72/x
  3. Step 3: Cross multiply
    91,480,474.44x = 126,302,135.22 × 56,710,323.72
  4. Step 4: Simplify right side
    91,480,474.44x = 7,162,634,974,853,413
  5. Step 5: Solve for x
    x = 7,162,634,974,853,413/91,480,474.44
  6. Step 6: Final answer
    x = 78,296,871.75

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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.