Home / 112,290,401.80-168,435,602.70-95,851,160.20

Finding the Fourth Proportional to 112,290,401.80, 168,435,602.70 and 95,851,160.20

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Solution

The fourth proportional to 112,290,401.80, 168,435,602.70 and 95,851,160.20 is: 143,776,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,290,401.80 : 168,435,602.70 = 95,851,160.20 : x
  2. Step 2: Convert to fraction form
    112,290,401.80/168,435,602.70 = 95,851,160.20/x
  3. Step 3: Cross multiply
    112,290,401.80x = 168,435,602.70 × 95,851,160.20
  4. Step 4: Simplify right side
    112,290,401.80x = 16,144,747,937,781,252
  5. Step 5: Solve for x
    x = 16,144,747,937,781,252/112,290,401.80
  6. Step 6: Final answer
    x = 143,776,740.30

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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.