Home / 646,822,024.10-970,233,036.15-355,576,609.70

Finding the Fourth Proportional to 646,822,024.10, 970,233,036.15 and 355,576,609.70

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Solution

The fourth proportional to 646,822,024.10, 970,233,036.15 and 355,576,609.70 is: 533,364,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,822,024.10 : 970,233,036.15 = 355,576,609.70 : x
  2. Step 2: Convert to fraction form
    646,822,024.10/970,233,036.15 = 355,576,609.70/x
  3. Step 3: Cross multiply
    646,822,024.10x = 970,233,036.15 × 355,576,609.70
  4. Step 4: Simplify right side
    646,822,024.10x = 344,992,173,613,154,496
  5. Step 5: Solve for x
    x = 344,992,173,613,154,496/646,822,024.10
  6. Step 6: Final answer
    x = 533,364,914.55

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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.