Home / 5,314,464,418.80-7,971,696,628.20-4,927,480,892.40

Finding the Fourth Proportional to 5,314,464,418.80, 7,971,696,628.20 and 4,927,480,892.40

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Solution

The fourth proportional to 5,314,464,418.80, 7,971,696,628.20 and 4,927,480,892.40 is: 7,391,221,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,464,418.80 : 7,971,696,628.20 = 4,927,480,892.40 : x
  2. Step 2: Convert to fraction form
    5,314,464,418.80/7,971,696,628.20 = 4,927,480,892.40/x
  3. Step 3: Cross multiply
    5,314,464,418.80x = 7,971,696,628.20 × 4,927,480,892.40
  4. Step 4: Simplify right side
    5,314,464,418.80x = 39,280,382,815,465,005,056
  5. Step 5: Solve for x
    x = 39,280,382,815,465,005,056/5,314,464,418.80
  6. Step 6: Final answer
    x = 7,391,221,338.60

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Double scale
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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.