Home / 3,622,887,643.40-5,434,331,465.10-3,186,680,870.60

Finding the Fourth Proportional to 3,622,887,643.40, 5,434,331,465.10 and 3,186,680,870.60

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Solution

The fourth proportional to 3,622,887,643.40, 5,434,331,465.10 and 3,186,680,870.60 is: 4,780,021,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,887,643.40 : 5,434,331,465.10 = 3,186,680,870.60 : x
  2. Step 2: Convert to fraction form
    3,622,887,643.40/5,434,331,465.10 = 3,186,680,870.60/x
  3. Step 3: Cross multiply
    3,622,887,643.40x = 5,434,331,465.10 × 3,186,680,870.60
  4. Step 4: Simplify right side
    3,622,887,643.40x = 17,317,480,124,333,842,432
  5. Step 5: Solve for x
    x = 17,317,480,124,333,842,432/3,622,887,643.40
  6. Step 6: Final answer
    x = 4,780,021,305.90

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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.