Home / 112,243,401.15-168,455,783.03-47,592,602.95

Finding the Fourth Proportional to 112,243,401.15, 168,455,783.03 and 47,592,602.95

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Solution

The fourth proportional to 112,243,401.15, 168,455,783.03 and 47,592,602.95 is: 71,427,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,243,401.15 : 168,455,783.03 = 47,592,602.95 : x
  2. Step 2: Convert to fraction form
    112,243,401.15/168,455,783.03 = 47,592,602.95/x
  3. Step 3: Cross multiply
    112,243,401.15x = 168,455,783.03 × 47,592,602.95
  4. Step 4: Simplify right side
    112,243,401.15x = 8,017,249,196,034,891
  5. Step 5: Solve for x
    x = 8,017,249,196,034,891/112,243,401.15
  6. Step 6: Final answer
    x = 71,427,354.43

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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.