Home / 217,501,203.29-300,152,908.80-118,381,714.29

Finding the Fourth Proportional to 217,501,203.29, 300,152,908.80 and 118,381,714.29

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Solution

The fourth proportional to 217,501,203.29, 300,152,908.80 and 118,381,714.29 is: 163,367,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,501,203.29 : 300,152,908.80 = 118,381,714.29 : x
  2. Step 2: Convert to fraction form
    217,501,203.29/300,152,908.80 = 118,381,714.29/x
  3. Step 3: Cross multiply
    217,501,203.29x = 300,152,908.80 × 118,381,714.29
  4. Step 4: Simplify right side
    217,501,203.29x = 35,532,615,892,874,032
  5. Step 5: Solve for x
    x = 35,532,615,892,874,032/217,501,203.29
  6. Step 6: Final answer
    x = 163,367,445.13

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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.