Home / 3,360,948,847.17-4,638,516,119.04-1,912,876,776.20

Finding the Fourth Proportional to 3,360,948,847.17, 4,638,516,119.04 and 1,912,876,776.20

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Solution

The fourth proportional to 3,360,948,847.17, 4,638,516,119.04 and 1,912,876,776.20 is: 2,640,001,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,948,847.17 : 4,638,516,119.04 = 1,912,876,776.20 : x
  2. Step 2: Convert to fraction form
    3,360,948,847.17/4,638,516,119.04 = 1,912,876,776.20/x
  3. Step 3: Cross multiply
    3,360,948,847.17x = 4,638,516,119.04 × 1,912,876,776.20
  4. Step 4: Simplify right side
    3,360,948,847.17x = 8,872,909,760,140,971,008
  5. Step 5: Solve for x
    x = 8,872,909,760,140,971,008/3,360,948,847.17
  6. Step 6: Final answer
    x = 2,640,001,429.24

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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.