Home / 646,822,403.10-970,233,604.65-237,793,916.70

Finding the Fourth Proportional to 646,822,403.10, 970,233,604.65 and 237,793,916.70

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Solution

The fourth proportional to 646,822,403.10, 970,233,604.65 and 237,793,916.70 is: 356,690,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,822,403.10 : 970,233,604.65 = 237,793,916.70 : x
  2. Step 2: Convert to fraction form
    646,822,403.10/970,233,604.65 = 237,793,916.70/x
  3. Step 3: Cross multiply
    646,822,403.10x = 970,233,604.65 × 237,793,916.70
  4. Step 4: Simplify right side
    646,822,403.10x = 230,715,648,963,682,816
  5. Step 5: Solve for x
    x = 230,715,648,963,682,816/646,822,403.10
  6. Step 6: Final answer
    x = 356,690,875.05

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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.