Home / 228,638,008.98-315,514,309.77-134,557,691.22

Finding the Fourth Proportional to 228,638,008.98, 315,514,309.77 and 134,557,691.22

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Solution

The fourth proportional to 228,638,008.98, 315,514,309.77 and 134,557,691.22 is: 185,685,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,638,008.98 : 315,514,309.77 = 134,557,691.22 : x
  2. Step 2: Convert to fraction form
    228,638,008.98/315,514,309.77 = 134,557,691.22/x
  3. Step 3: Cross multiply
    228,638,008.98x = 315,514,309.77 × 134,557,691.22
  4. Step 4: Simplify right side
    228,638,008.98x = 42,454,877,069,523,088
  5. Step 5: Solve for x
    x = 42,454,877,069,523,088/228,638,008.98
  6. Step 6: Final answer
    x = 185,685,998.84

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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.