Home / 13,001,478,694.80-19,502,218,042.20-8,091,625,203.60

Finding the Fourth Proportional to 13,001,478,694.80, 19,502,218,042.20 and 8,091,625,203.60

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Solution

The fourth proportional to 13,001,478,694.80, 19,502,218,042.20 and 8,091,625,203.60 is: 12,137,437,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,478,694.80 : 19,502,218,042.20 = 8,091,625,203.60 : x
  2. Step 2: Convert to fraction form
    13,001,478,694.80/19,502,218,042.20 = 8,091,625,203.60/x
  3. Step 3: Cross multiply
    13,001,478,694.80x = 19,502,218,042.20 × 8,091,625,203.60
  4. Step 4: Simplify right side
    13,001,478,694.80x = 157,804,639,036,368,191,488
  5. Step 5: Solve for x
    x = 157,804,639,036,368,191,488/13,001,478,694.80
  6. Step 6: Final answer
    x = 12,137,437,805.40

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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.