Home / 239,190,561.60-358,785,842.40-130,068,009.60

Finding the Fourth Proportional to 239,190,561.60, 358,785,842.40 and 130,068,009.60

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Solution

The fourth proportional to 239,190,561.60, 358,785,842.40 and 130,068,009.60 is: 195,102,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,190,561.60 : 358,785,842.40 = 130,068,009.60 : x
  2. Step 2: Convert to fraction form
    239,190,561.60/358,785,842.40 = 130,068,009.60/x
  3. Step 3: Cross multiply
    239,190,561.60x = 358,785,842.40 × 130,068,009.60
  4. Step 4: Simplify right side
    239,190,561.60x = 46,666,560,393,627,280
  5. Step 5: Solve for x
    x = 46,666,560,393,627,280/239,190,561.60
  6. Step 6: Final answer
    x = 195,102,014.40

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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.