Home / 638,160,166.27-880,661,031.14-344,804,734.27

Finding the Fourth Proportional to 638,160,166.27, 880,661,031.14 and 344,804,734.27

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Solution

The fourth proportional to 638,160,166.27, 880,661,031.14 and 344,804,734.27 is: 475,830,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,160,166.27 : 880,661,031.14 = 344,804,734.27 : x
  2. Step 2: Convert to fraction form
    638,160,166.27/880,661,031.14 = 344,804,734.27/x
  3. Step 3: Cross multiply
    638,160,166.27x = 880,661,031.14 × 344,804,734.27
  4. Step 4: Simplify right side
    638,160,166.27x = 303,656,092,826,134,784
  5. Step 5: Solve for x
    x = 303,656,092,826,134,784/638,160,166.27
  6. Step 6: Final answer
    x = 475,830,534.21

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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.