Home / 55,166,250.48-76,129,424.76-31,974,829.20

Finding the Fourth Proportional to 55,166,250.48, 76,129,424.76 and 31,974,829.20

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Solution

The fourth proportional to 55,166,250.48, 76,129,424.76 and 31,974,829.20 is: 44,125,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166,250.48 : 76,129,424.76 = 31,974,829.20 : x
  2. Step 2: Convert to fraction form
    55,166,250.48/76,129,424.76 = 31,974,829.20/x
  3. Step 3: Cross multiply
    55,166,250.48x = 76,129,424.76 × 31,974,829.20
  4. Step 4: Simplify right side
    55,166,250.48x = 2,434,225,353,795,251
  5. Step 5: Solve for x
    x = 2,434,225,353,795,251/55,166,250.48
  6. Step 6: Final answer
    x = 44,125,263.77

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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.