Home / 157,669,152.32-216,003,124.84-151,774,299.20

Finding the Fourth Proportional to 157,669,152.32, 216,003,124.84 and 151,774,299.20

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Solution

The fourth proportional to 157,669,152.32, 216,003,124.84 and 151,774,299.20 is: 207,927,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,669,152.32 : 216,003,124.84 = 151,774,299.20 : x
  2. Step 2: Convert to fraction form
    157,669,152.32/216,003,124.84 = 151,774,299.20/x
  3. Step 3: Cross multiply
    157,669,152.32x = 216,003,124.84 × 151,774,299.20
  4. Step 4: Simplify right side
    157,669,152.32x = 32,783,722,897,601,112
  5. Step 5: Solve for x
    x = 32,783,722,897,601,112/157,669,152.32
  6. Step 6: Final answer
    x = 207,927,311.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.