Home / 85,576,461.90-128,370,062.63-24,170,428.73

Finding the Fourth Proportional to 85,576,461.90, 128,370,062.63 and 24,170,428.73

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Solution

The fourth proportional to 85,576,461.90, 128,370,062.63 and 24,170,428.73 is: 36,257,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,576,461.90 : 128,370,062.63 = 24,170,428.73 : x
  2. Step 2: Convert to fraction form
    85,576,461.90/128,370,062.63 = 24,170,428.73/x
  3. Step 3: Cross multiply
    85,576,461.90x = 128,370,062.63 × 24,170,428.73
  4. Step 4: Simplify right side
    85,576,461.90x = 3,102,759,449,101,349
  5. Step 5: Solve for x
    x = 3,102,759,449,101,349/85,576,461.90
  6. Step 6: Final answer
    x = 36,257,159.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.