Home / 2,157,791,594.30-2,977,741,452.45-1,167,717,011.30

Finding the Fourth Proportional to 2,157,791,594.30, 2,977,741,452.45 and 1,167,717,011.30

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Solution

The fourth proportional to 2,157,791,594.30, 2,977,741,452.45 and 1,167,717,011.30 is: 1,611,443,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,791,594.30 : 2,977,741,452.45 = 1,167,717,011.30 : x
  2. Step 2: Convert to fraction form
    2,157,791,594.30/2,977,741,452.45 = 1,167,717,011.30/x
  3. Step 3: Cross multiply
    2,157,791,594.30x = 2,977,741,452.45 × 1,167,717,011.30
  4. Step 4: Simplify right side
    2,157,791,594.30x = 3,477,159,349,264,146,432
  5. Step 5: Solve for x
    x = 3,477,159,349,264,146,432/2,157,791,594.30
  6. Step 6: Final answer
    x = 1,611,443,551.11

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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.