Home / 9,387,481,869.40-12,955,445,522.78-5,374,410,833.74

Finding the Fourth Proportional to 9,387,481,869.40, 12,955,445,522.78 and 5,374,410,833.74

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Solution

The fourth proportional to 9,387,481,869.40, 12,955,445,522.78 and 5,374,410,833.74 is: 7,417,099,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,481,869.40 : 12,955,445,522.78 = 5,374,410,833.74 : x
  2. Step 2: Convert to fraction form
    9,387,481,869.40/12,955,445,522.78 = 5,374,410,833.74/x
  3. Step 3: Cross multiply
    9,387,481,869.40x = 12,955,445,522.78 × 5,374,410,833.74
  4. Step 4: Simplify right side
    9,387,481,869.40x = 69,627,886,773,557,207,040
  5. Step 5: Solve for x
    x = 69,627,886,773,557,207,040/9,387,481,869.40
  6. Step 6: Final answer
    x = 7,417,099,467.38

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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.