Home / 178,480,857-246,303,586.50-101,218,521

Finding the Fourth Proportional to 178,480,857, 246,303,586.50 and 101,218,521

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Solution

The fourth proportional to 178,480,857, 246,303,586.50 and 101,218,521 is: 139,681,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,480,857 : 246,303,586.50 = 101,218,521 : x
  2. Step 2: Convert to fraction form
    178,480,857/246,303,586.50 = 101,218,521/x
  3. Step 3: Cross multiply
    178,480,857x = 246,303,586.50 × 101,218,521
  4. Step 4: Simplify right side
    178,480,857x = 24,930,484,742,525,568
  5. Step 5: Solve for x
    x = 24,930,484,742,525,568/178,480,857
  6. Step 6: Final answer
    x = 139,681,561.16

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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.