Home / 1,618,157,916.30-2,427,236,874.45-1,445,829,314.70

Finding the Fourth Proportional to 1,618,157,916.30, 2,427,236,874.45 and 1,445,829,314.70

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Solution

The fourth proportional to 1,618,157,916.30, 2,427,236,874.45 and 1,445,829,314.70 is: 2,168,743,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,157,916.30 : 2,427,236,874.45 = 1,445,829,314.70 : x
  2. Step 2: Convert to fraction form
    1,618,157,916.30/2,427,236,874.45 = 1,445,829,314.70/x
  3. Step 3: Cross multiply
    1,618,157,916.30x = 2,427,236,874.45 × 1,445,829,314.70
  4. Step 4: Simplify right side
    1,618,157,916.30x = 3,509,370,226,800,613,376
  5. Step 5: Solve for x
    x = 3,509,370,226,800,613,376/1,618,157,916.30
  6. Step 6: Final answer
    x = 2,168,743,972.05

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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.