Home / 259,006,018,149.05-357,404,318,528.10-143,260,286,622.70

Finding the Fourth Proportional to 259,006,018,149.05, 357,404,318,528.10 and 143,260,286,622.70

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Solution

The fourth proportional to 259,006,018,149.05, 357,404,318,528.10 and 143,260,286,622.70 is: 197,685,928,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,006,018,149.05 : 357,404,318,528.10 = 143,260,286,622.70 : x
  2. Step 2: Convert to fraction form
    259,006,018,149.05/357,404,318,528.10 = 143,260,286,622.70/x
  3. Step 3: Cross multiply
    259,006,018,149.05x = 357,404,318,528.10 × 143,260,286,622.70
  4. Step 4: Simplify right side
    259,006,018,149.05x = 51,201,845,112,526,371,553,280
  5. Step 5: Solve for x
    x = 51,201,845,112,526,371,553,280/259,006,018,149.05
  6. Step 6: Final answer
    x = 197,685,928,220.64

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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.