Home / 548,051,433.40-822,077,150.10-257,486,066.65

Finding the Fourth Proportional to 548,051,433.40, 822,077,150.10 and 257,486,066.65

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Solution

The fourth proportional to 548,051,433.40, 822,077,150.10 and 257,486,066.65 is: 386,229,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,051,433.40 : 822,077,150.10 = 257,486,066.65 : x
  2. Step 2: Convert to fraction form
    548,051,433.40/822,077,150.10 = 257,486,066.65/x
  3. Step 3: Cross multiply
    548,051,433.40x = 822,077,150.10 × 257,486,066.65
  4. Step 4: Simplify right side
    548,051,433.40x = 211,673,411,862,090,656
  5. Step 5: Solve for x
    x = 211,673,411,862,090,656/548,051,433.40
  6. Step 6: Final answer
    x = 386,229,099.98

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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.