Home / 170,227,946.80-255,341,920.20-118,271,825.20

Finding the Fourth Proportional to 170,227,946.80, 255,341,920.20 and 118,271,825.20

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Solution

The fourth proportional to 170,227,946.80, 255,341,920.20 and 118,271,825.20 is: 177,407,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,227,946.80 : 255,341,920.20 = 118,271,825.20 : x
  2. Step 2: Convert to fraction form
    170,227,946.80/255,341,920.20 = 118,271,825.20/x
  3. Step 3: Cross multiply
    170,227,946.80x = 255,341,920.20 × 118,271,825.20
  4. Step 4: Simplify right side
    170,227,946.80x = 30,199,754,952,126,748
  5. Step 5: Solve for x
    x = 30,199,754,952,126,748/170,227,946.80
  6. Step 6: Final answer
    x = 177,407,737.80

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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.