Home / 91,817,252.61-126,713,573.15-50,564,143.77

Finding the Fourth Proportional to 91,817,252.61, 126,713,573.15 and 50,564,143.77

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Solution

The fourth proportional to 91,817,252.61, 126,713,573.15 and 50,564,143.77 is: 69,781,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,817,252.61 : 126,713,573.15 = 50,564,143.77 : x
  2. Step 2: Convert to fraction form
    91,817,252.61/126,713,573.15 = 50,564,143.77/x
  3. Step 3: Cross multiply
    91,817,252.61x = 126,713,573.15 × 50,564,143.77
  4. Step 4: Simplify right side
    91,817,252.61x = 6,407,163,330,114,191
  5. Step 5: Solve for x
    x = 6,407,163,330,114,191/91,817,252.61
  6. Step 6: Final answer
    x = 69,781,692.96

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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.