Home / 517,164,826.08-713,702,630.16-282,230,657.28

Finding the Fourth Proportional to 517,164,826.08, 713,702,630.16 and 282,230,657.28

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Solution

The fourth proportional to 517,164,826.08, 713,702,630.16 and 282,230,657.28 is: 389,486,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,164,826.08 : 713,702,630.16 = 282,230,657.28 : x
  2. Step 2: Convert to fraction form
    517,164,826.08/713,702,630.16 = 282,230,657.28/x
  3. Step 3: Cross multiply
    517,164,826.08x = 713,702,630.16 × 282,230,657.28
  4. Step 4: Simplify right side
    517,164,826.08x = 201,428,762,412,521,536
  5. Step 5: Solve for x
    x = 201,428,762,412,521,536/517,164,826.08
  6. Step 6: Final answer
    x = 389,486,585.81

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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.