Home / 152,571,034.71-228,851,434.44-66,309,434.28

Finding the Fourth Proportional to 152,571,034.71, 228,851,434.44 and 66,309,434.28

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Solution

The fourth proportional to 152,571,034.71, 228,851,434.44 and 66,309,434.28 is: 99,461,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,571,034.71 : 228,851,434.44 = 66,309,434.28 : x
  2. Step 2: Convert to fraction form
    152,571,034.71/228,851,434.44 = 66,309,434.28/x
  3. Step 3: Cross multiply
    152,571,034.71x = 228,851,434.44 × 66,309,434.28
  4. Step 4: Simplify right side
    152,571,034.71x = 15,175,009,151,882,908
  5. Step 5: Solve for x
    x = 15,175,009,151,882,908/152,571,034.71
  6. Step 6: Final answer
    x = 99,461,927.23

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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.