Home / 201,679,281.60-302,518,922.40-125,151,777.60

Finding the Fourth Proportional to 201,679,281.60, 302,518,922.40 and 125,151,777.60

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Solution

The fourth proportional to 201,679,281.60, 302,518,922.40 and 125,151,777.60 is: 187,727,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,679,281.60 : 302,518,922.40 = 125,151,777.60 : x
  2. Step 2: Convert to fraction form
    201,679,281.60/302,518,922.40 = 125,151,777.60/x
  3. Step 3: Cross multiply
    201,679,281.60x = 302,518,922.40 × 125,151,777.60
  4. Step 4: Simplify right side
    201,679,281.60x = 37,860,780,895,996,456
  5. Step 5: Solve for x
    x = 37,860,780,895,996,456/201,679,281.60
  6. Step 6: Final answer
    x = 187,727,666.40

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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.