Home / 875,629,530.74-1,208,368,714.10-479,152,553.04

Finding the Fourth Proportional to 875,629,530.74, 1,208,368,714.10 and 479,152,553.04

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Solution

The fourth proportional to 875,629,530.74, 1,208,368,714.10 and 479,152,553.04 is: 661,230,502.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,629,530.74 : 1,208,368,714.10 = 479,152,553.04 : x
  2. Step 2: Convert to fraction form
    875,629,530.74/1,208,368,714.10 = 479,152,553.04/x
  3. Step 3: Cross multiply
    875,629,530.74x = 1,208,368,714.10 × 479,152,553.04
  4. Step 4: Simplify right side
    875,629,530.74x = 578,992,954,372,281,088
  5. Step 5: Solve for x
    x = 578,992,954,372,281,088/875,629,530.74
  6. Step 6: Final answer
    x = 661,230,502.23

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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.