Home / 8,229,622,480.39-11,357,191,211.95-4,612,713,069.25

Finding the Fourth Proportional to 8,229,622,480.39, 11,357,191,211.95 and 4,612,713,069.25

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Solution

The fourth proportional to 8,229,622,480.39, 11,357,191,211.95 and 4,612,713,069.25 is: 6,365,719,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,622,480.39 : 11,357,191,211.95 = 4,612,713,069.25 : x
  2. Step 2: Convert to fraction form
    8,229,622,480.39/11,357,191,211.95 = 4,612,713,069.25/x
  3. Step 3: Cross multiply
    8,229,622,480.39x = 11,357,191,211.95 × 4,612,713,069.25
  4. Step 4: Simplify right side
    8,229,622,480.39x = 52,387,464,333,333,012,480
  5. Step 5: Solve for x
    x = 52,387,464,333,333,012,480/8,229,622,480.39
  6. Step 6: Final answer
    x = 6,365,719,017.87

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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.