Home / 10,278,449,373.28-14,188,907,815.96-6,473,564,152.70

Finding the Fourth Proportional to 10,278,449,373.28, 14,188,907,815.96 and 6,473,564,152.70

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Solution

The fourth proportional to 10,278,449,373.28, 14,188,907,815.96 and 6,473,564,152.70 is: 8,936,445,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278,449,373.28 : 14,188,907,815.96 = 6,473,564,152.70 : x
  2. Step 2: Convert to fraction form
    10,278,449,373.28/14,188,907,815.96 = 6,473,564,152.70/x
  3. Step 3: Cross multiply
    10,278,449,373.28x = 14,188,907,815.96 × 6,473,564,152.70
  4. Step 4: Simplify right side
    10,278,449,373.28x = 91,852,805,003,363,500,032
  5. Step 5: Solve for x
    x = 91,852,805,003,363,500,032/10,278,449,373.28
  6. Step 6: Final answer
    x = 8,936,445,729.08

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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.