Home / 1,206,040,597.80-1,664,386,061.57-670,190,261.34

Finding the Fourth Proportional to 1,206,040,597.80, 1,664,386,061.57 and 670,190,261.34

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Solution

The fourth proportional to 1,206,040,597.80, 1,664,386,061.57 and 670,190,261.34 is: 924,890,365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,040,597.80 : 1,664,386,061.57 = 670,190,261.34 : x
  2. Step 2: Convert to fraction form
    1,206,040,597.80/1,664,386,061.57 = 670,190,261.34/x
  3. Step 3: Cross multiply
    1,206,040,597.80x = 1,664,386,061.57 × 670,190,261.34
  4. Step 4: Simplify right side
    1,206,040,597.80x = 1,115,455,329,579,688,832
  5. Step 5: Solve for x
    x = 1,115,455,329,579,688,832/1,206,040,597.80
  6. Step 6: Final answer
    x = 924,890,365.73

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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.