Home / 147,428,888.60-221,143,332.90-118,731,074.60

Finding the Fourth Proportional to 147,428,888.60, 221,143,332.90 and 118,731,074.60

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Solution

The fourth proportional to 147,428,888.60, 221,143,332.90 and 118,731,074.60 is: 178,096,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,428,888.60 : 221,143,332.90 = 118,731,074.60 : x
  2. Step 2: Convert to fraction form
    147,428,888.60/221,143,332.90 = 118,731,074.60/x
  3. Step 3: Cross multiply
    147,428,888.60x = 221,143,332.90 × 118,731,074.60
  4. Step 4: Simplify right side
    147,428,888.60x = 26,256,585,555,842,532
  5. Step 5: Solve for x
    x = 26,256,585,555,842,532/147,428,888.60
  6. Step 6: Final answer
    x = 178,096,611.90

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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.