Home / 1,604,587,531.32-2,213,392,656.20-1,008,928,972.35

Finding the Fourth Proportional to 1,604,587,531.32, 2,213,392,656.20 and 1,008,928,972.35

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Solution

The fourth proportional to 1,604,587,531.32, 2,213,392,656.20 and 1,008,928,972.35 is: 1,391,732,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,587,531.32 : 2,213,392,656.20 = 1,008,928,972.35 : x
  2. Step 2: Convert to fraction form
    1,604,587,531.32/2,213,392,656.20 = 1,008,928,972.35/x
  3. Step 3: Cross multiply
    1,604,587,531.32x = 2,213,392,656.20 × 1,008,928,972.35
  4. Step 4: Simplify right side
    1,604,587,531.32x = 2,233,155,978,021,858,560
  5. Step 5: Solve for x
    x = 2,233,155,978,021,858,560/1,604,587,531.32
  6. Step 6: Final answer
    x = 1,391,732,102.13

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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.