Home / 272,967,931.60-409,451,897.40-119,912,923.60

Finding the Fourth Proportional to 272,967,931.60, 409,451,897.40 and 119,912,923.60

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Solution

The fourth proportional to 272,967,931.60, 409,451,897.40 and 119,912,923.60 is: 179,869,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,931.60 : 409,451,897.40 = 119,912,923.60 : x
  2. Step 2: Convert to fraction form
    272,967,931.60/409,451,897.40 = 119,912,923.60/x
  3. Step 3: Cross multiply
    272,967,931.60x = 409,451,897.40 × 119,912,923.60
  4. Step 4: Simplify right side
    272,967,931.60x = 49,098,574,090,801,232
  5. Step 5: Solve for x
    x = 49,098,574,090,801,232/272,967,931.60
  6. Step 6: Final answer
    x = 179,869,385.40

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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.