Home / 10,037,917,055.20-15,053,681,138.56-3,313,807,018.68

Finding the Fourth Proportional to 10,037,917,055.20, 15,053,681,138.56 and 3,313,807,018.68

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Solution

The fourth proportional to 10,037,917,055.20, 15,053,681,138.56 and 3,313,807,018.68 is: 4,969,655,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037,917,055.20 : 15,053,681,138.56 = 3,313,807,018.68 : x
  2. Step 2: Convert to fraction form
    10,037,917,055.20/15,053,681,138.56 = 3,313,807,018.68/x
  3. Step 3: Cross multiply
    10,037,917,055.20x = 15,053,681,138.56 × 3,313,807,018.68
  4. Step 4: Simplify right side
    10,037,917,055.20x = 49,884,994,213,930,860,544
  5. Step 5: Solve for x
    x = 49,884,994,213,930,860,544/10,037,917,055.20
  6. Step 6: Final answer
    x = 4,969,655,949.50

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Double scale
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1.5x scale

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.