Home / 108,390,422.95-149,576,906.80-58,829,732.98

Finding the Fourth Proportional to 108,390,422.95, 149,576,906.80 and 58,829,732.98

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Solution

The fourth proportional to 108,390,422.95, 149,576,906.80 and 58,829,732.98 is: 81,184,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,390,422.95 : 149,576,906.80 = 58,829,732.98 : x
  2. Step 2: Convert to fraction form
    108,390,422.95/149,576,906.80 = 58,829,732.98/x
  3. Step 3: Cross multiply
    108,390,422.95x = 149,576,906.80 × 58,829,732.98
  4. Step 4: Simplify right side
    108,390,422.95x = 8,799,569,487,018,346
  5. Step 5: Solve for x
    x = 8,799,569,487,018,346/108,390,422.95
  6. Step 6: Final answer
    x = 81,184,012.83

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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.