Home / 6,788,253,966.75-9,368,605,995.15-4,111,955,620.20

Finding the Fourth Proportional to 6,788,253,966.75, 9,368,605,995.15 and 4,111,955,620.20

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Solution

The fourth proportional to 6,788,253,966.75, 9,368,605,995.15 and 4,111,955,620.20 is: 5,674,992,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,253,966.75 : 9,368,605,995.15 = 4,111,955,620.20 : x
  2. Step 2: Convert to fraction form
    6,788,253,966.75/9,368,605,995.15 = 4,111,955,620.20/x
  3. Step 3: Cross multiply
    6,788,253,966.75x = 9,368,605,995.15 × 4,111,955,620.20
  4. Step 4: Simplify right side
    6,788,253,966.75x = 38,523,292,075,196,456,960
  5. Step 5: Solve for x
    x = 38,523,292,075,196,456,960/6,788,253,966.75
  6. Step 6: Final answer
    x = 5,674,992,754.23

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Double scale
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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.