Home / 72,215,760.78-99,657,748.92-41,276,594.52

Finding the Fourth Proportional to 72,215,760.78, 99,657,748.92 and 41,276,594.52

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Solution

The fourth proportional to 72,215,760.78, 99,657,748.92 and 41,276,594.52 is: 56,961,699.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,215,760.78 : 99,657,748.92 = 41,276,594.52 : x
  2. Step 2: Convert to fraction form
    72,215,760.78/99,657,748.92 = 41,276,594.52/x
  3. Step 3: Cross multiply
    72,215,760.78x = 99,657,748.92 × 41,276,594.52
  4. Step 4: Simplify right side
    72,215,760.78x = 4,113,532,492,946,808.50
  5. Step 5: Solve for x
    x = 4,113,532,492,946,808.50/72,215,760.78
  6. Step 6: Final answer
    x = 56,961,699.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.