Home / 177,130,686.40-265,696,029.60-104,571,275.20

Finding the Fourth Proportional to 177,130,686.40, 265,696,029.60 and 104,571,275.20

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Solution

The fourth proportional to 177,130,686.40, 265,696,029.60 and 104,571,275.20 is: 156,856,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,130,686.40 : 265,696,029.60 = 104,571,275.20 : x
  2. Step 2: Convert to fraction form
    177,130,686.40/265,696,029.60 = 104,571,275.20/x
  3. Step 3: Cross multiply
    177,130,686.40x = 265,696,029.60 × 104,571,275.20
  4. Step 4: Simplify right side
    177,130,686.40x = 27,784,172,630,848,948
  5. Step 5: Solve for x
    x = 27,784,172,630,848,948/177,130,686.40
  6. Step 6: Final answer
    x = 156,856,912.80

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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.