Home / 8,661,734,714.40-12,992,602,071.60-3,141,172,845.60

Finding the Fourth Proportional to 8,661,734,714.40, 12,992,602,071.60 and 3,141,172,845.60

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Solution

The fourth proportional to 8,661,734,714.40, 12,992,602,071.60 and 3,141,172,845.60 is: 4,711,759,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,734,714.40 : 12,992,602,071.60 = 3,141,172,845.60 : x
  2. Step 2: Convert to fraction form
    8,661,734,714.40/12,992,602,071.60 = 3,141,172,845.60/x
  3. Step 3: Cross multiply
    8,661,734,714.40x = 12,992,602,071.60 × 3,141,172,845.60
  4. Step 4: Simplify right side
    8,661,734,714.40x = 40,812,008,820,996,227,072
  5. Step 5: Solve for x
    x = 40,812,008,820,996,227,072/8,661,734,714.40
  6. Step 6: Final answer
    x = 4,711,759,268.40

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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.