Home / 153,003,818.50-229,505,587.51-47,959,916.98

Finding the Fourth Proportional to 153,003,818.50, 229,505,587.51 and 47,959,916.98

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Solution

The fourth proportional to 153,003,818.50, 229,505,587.51 and 47,959,916.98 is: 71,939,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,003,818.50 : 229,505,587.51 = 47,959,916.98 : x
  2. Step 2: Convert to fraction form
    153,003,818.50/229,505,587.51 = 47,959,916.98/x
  3. Step 3: Cross multiply
    153,003,818.50x = 229,505,587.51 × 47,959,916.98
  4. Step 4: Simplify right side
    153,003,818.50x = 11,007,068,923,425,724
  5. Step 5: Solve for x
    x = 11,007,068,923,425,724/153,003,818.50
  6. Step 6: Final answer
    x = 71,939,831.51

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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.