Home / 458,800,643,070.42-688,083,579,317.94-136,027,981,038

Finding the Fourth Proportional to 458,800,643,070.42, 688,083,579,317.94 and 136,027,981,038

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Solution

The fourth proportional to 458,800,643,070.42, 688,083,579,317.94 and 136,027,981,038 is: 204,007,168,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,800,643,070.42 : 688,083,579,317.94 = 136,027,981,038 : x
  2. Step 2: Convert to fraction form
    458,800,643,070.42/688,083,579,317.94 = 136,027,981,038/x
  3. Step 3: Cross multiply
    458,800,643,070.42x = 688,083,579,317.94 × 136,027,981,038
  4. Step 4: Simplify right side
    458,800,643,070.42x = 93,598,620,080,019,897,057,280
  5. Step 5: Solve for x
    x = 93,598,620,080,019,897,057,280/458,800,643,070.42
  6. Step 6: Final answer
    x = 204,007,168,459.12

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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.