Home / 653,409,005,490.54-980,115,346,970.36-250,615,943,891.52

Finding the Fourth Proportional to 653,409,005,490.54, 980,115,346,970.36 and 250,615,943,891.52

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Solution

The fourth proportional to 653,409,005,490.54, 980,115,346,970.36 and 250,615,943,891.52 is: 375,924,621,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,409,005,490.54 : 980,115,346,970.36 = 250,615,943,891.52 : x
  2. Step 2: Convert to fraction form
    653,409,005,490.54/980,115,346,970.36 = 250,615,943,891.52/x
  3. Step 3: Cross multiply
    653,409,005,490.54x = 980,115,346,970.36 × 250,615,943,891.52
  4. Step 4: Simplify right side
    653,409,005,490.54x = 245,632,532,803,541,396,357,120
  5. Step 5: Solve for x
    x = 245,632,532,803,541,396,357,120/653,409,005,490.54
  6. Step 6: Final answer
    x = 375,924,621,086.51

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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.