Home / 867,384,925.25-1,195,835,100.34-689,363,261.94

Finding the Fourth Proportional to 867,384,925.25, 1,195,835,100.34 and 689,363,261.94

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Solution

The fourth proportional to 867,384,925.25, 1,195,835,100.34 and 689,363,261.94 is: 950,402,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,384,925.25 : 1,195,835,100.34 = 689,363,261.94 : x
  2. Step 2: Convert to fraction form
    867,384,925.25/1,195,835,100.34 = 689,363,261.94/x
  3. Step 3: Cross multiply
    867,384,925.25x = 1,195,835,100.34 × 689,363,261.94
  4. Step 4: Simplify right side
    867,384,925.25x = 824,364,785,513,168,512
  5. Step 5: Solve for x
    x = 824,364,785,513,168,512/867,384,925.25
  6. Step 6: Final answer
    x = 950,402,481.66

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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.