Home / 543,201,411.90-814,802,117.85-198,166,295.10

Finding the Fourth Proportional to 543,201,411.90, 814,802,117.85 and 198,166,295.10

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Solution

The fourth proportional to 543,201,411.90, 814,802,117.85 and 198,166,295.10 is: 297,249,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,201,411.90 : 814,802,117.85 = 198,166,295.10 : x
  2. Step 2: Convert to fraction form
    543,201,411.90/814,802,117.85 = 198,166,295.10/x
  3. Step 3: Cross multiply
    543,201,411.90x = 814,802,117.85 × 198,166,295.10
  4. Step 4: Simplify right side
    543,201,411.90x = 161,466,316,933,968,064
  5. Step 5: Solve for x
    x = 161,466,316,933,968,064/543,201,411.90
  6. Step 6: Final answer
    x = 297,249,442.65

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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.