Home / 188,242,623.91-259,781,128.93-104,614,278.71

Finding the Fourth Proportional to 188,242,623.91, 259,781,128.93 and 104,614,278.71

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Solution

The fourth proportional to 188,242,623.91, 259,781,128.93 and 104,614,278.71 is: 144,371,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,242,623.91 : 259,781,128.93 = 104,614,278.71 : x
  2. Step 2: Convert to fraction form
    188,242,623.91/259,781,128.93 = 104,614,278.71/x
  3. Step 3: Cross multiply
    188,242,623.91x = 259,781,128.93 × 104,614,278.71
  4. Step 4: Simplify right side
    188,242,623.91x = 27,176,815,424,312,280
  5. Step 5: Solve for x
    x = 27,176,815,424,312,280/188,242,623.91
  6. Step 6: Final answer
    x = 144,371,210.19

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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.