Home / 149,746,039.40-224,619,059.10-100,428,314.60

Finding the Fourth Proportional to 149,746,039.40, 224,619,059.10 and 100,428,314.60

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Solution

The fourth proportional to 149,746,039.40, 224,619,059.10 and 100,428,314.60 is: 150,642,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,746,039.40 : 224,619,059.10 = 100,428,314.60 : x
  2. Step 2: Convert to fraction form
    149,746,039.40/224,619,059.10 = 100,428,314.60/x
  3. Step 3: Cross multiply
    149,746,039.40x = 224,619,059.10 × 100,428,314.60
  4. Step 4: Simplify right side
    149,746,039.40x = 22,558,113,532,450,792
  5. Step 5: Solve for x
    x = 22,558,113,532,450,792/149,746,039.40
  6. Step 6: Final answer
    x = 150,642,471.90

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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.