Home / 2,343,203,887.32-3,233,407,635.90-1,390,420,439.10

Finding the Fourth Proportional to 2,343,203,887.32, 3,233,407,635.90 and 1,390,420,439.10

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Solution

The fourth proportional to 2,343,203,887.32, 3,233,407,635.90 and 1,390,420,439.10 is: 1,918,653,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343,203,887.32 : 3,233,407,635.90 = 1,390,420,439.10 : x
  2. Step 2: Convert to fraction form
    2,343,203,887.32/3,233,407,635.90 = 1,390,420,439.10/x
  3. Step 3: Cross multiply
    2,343,203,887.32x = 3,233,407,635.90 × 1,390,420,439.10
  4. Step 4: Simplify right side
    2,343,203,887.32x = 4,495,796,064,897,370,624
  5. Step 5: Solve for x
    x = 4,495,796,064,897,370,624/2,343,203,887.32
  6. Step 6: Final answer
    x = 1,918,653,382.76

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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.