Home / 147,622,851.60-221,434,277.40-145,071,934.80

Finding the Fourth Proportional to 147,622,851.60, 221,434,277.40 and 145,071,934.80

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Solution

The fourth proportional to 147,622,851.60, 221,434,277.40 and 145,071,934.80 is: 217,607,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,851.60 : 221,434,277.40 = 145,071,934.80 : x
  2. Step 2: Convert to fraction form
    147,622,851.60/221,434,277.40 = 145,071,934.80/x
  3. Step 3: Cross multiply
    147,622,851.60x = 221,434,277.40 × 145,071,934.80
  4. Step 4: Simplify right side
    147,622,851.60x = 32,123,899,053,457,916
  5. Step 5: Solve for x
    x = 32,123,899,053,457,916/147,622,851.60
  6. Step 6: Final answer
    x = 217,607,902.20

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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.