Home / 18,838,697,124.32-25,996,230,655.20-10,380,047,546.72

Finding the Fourth Proportional to 18,838,697,124.32, 25,996,230,655.20 and 10,380,047,546.72

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Solution

The fourth proportional to 18,838,697,124.32, 25,996,230,655.20 and 10,380,047,546.72 is: 14,323,820,190.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838,697,124.32 : 25,996,230,655.20 = 10,380,047,546.72 : x
  2. Step 2: Convert to fraction form
    18,838,697,124.32/25,996,230,655.20 = 10,380,047,546.72/x
  3. Step 3: Cross multiply
    18,838,697,124.32x = 25,996,230,655.20 × 10,380,047,546.72
  4. Step 4: Simplify right side
    18,838,697,124.32x = 269,842,110,236,476,014,592
  5. Step 5: Solve for x
    x = 269,842,110,236,476,014,592/18,838,697,124.32
  6. Step 6: Final answer
    x = 14,323,820,190.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.