Home / 146,710,000.80-220,065,001.20-132,097,341.60

Finding the Fourth Proportional to 146,710,000.80, 220,065,001.20 and 132,097,341.60

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Solution

The fourth proportional to 146,710,000.80, 220,065,001.20 and 132,097,341.60 is: 198,146,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,710,000.80 : 220,065,001.20 = 132,097,341.60 : x
  2. Step 2: Convert to fraction form
    146,710,000.80/220,065,001.20 = 132,097,341.60/x
  3. Step 3: Cross multiply
    146,710,000.80x = 220,065,001.20 × 132,097,341.60
  4. Step 4: Simplify right side
    146,710,000.80x = 29,070,001,637,720,808
  5. Step 5: Solve for x
    x = 29,070,001,637,720,808/146,710,000.80
  6. Step 6: Final answer
    x = 198,146,012.40

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1.5x scale

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.