Home / 113,169,809.45-169,820,590.73-47,586,201.07

Finding the Fourth Proportional to 113,169,809.45, 169,820,590.73 and 47,586,201.07

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Solution

The fourth proportional to 113,169,809.45, 169,820,590.73 and 47,586,201.07 is: 71,407,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,169,809.45 : 169,820,590.73 = 47,586,201.07 : x
  2. Step 2: Convert to fraction form
    113,169,809.45/169,820,590.73 = 47,586,201.07/x
  3. Step 3: Cross multiply
    113,169,809.45x = 169,820,590.73 × 47,586,201.07
  4. Step 4: Simplify right side
    113,169,809.45x = 8,081,116,775,641,476
  5. Step 5: Solve for x
    x = 8,081,116,775,641,476/113,169,809.45
  6. Step 6: Final answer
    x = 71,407,001.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.