Home / 514,126,669.66-771,188,322.39-186,601,746.22

Finding the Fourth Proportional to 514,126,669.66, 771,188,322.39 and 186,601,746.22

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Solution

The fourth proportional to 514,126,669.66, 771,188,322.39 and 186,601,746.22 is: 279,902,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,126,669.66 : 771,188,322.39 = 186,601,746.22 : x
  2. Step 2: Convert to fraction form
    514,126,669.66/771,188,322.39 = 186,601,746.22/x
  3. Step 3: Cross multiply
    514,126,669.66x = 771,188,322.39 × 186,601,746.22
  4. Step 4: Simplify right side
    514,126,669.66x = 143,905,087,622,446,320
  5. Step 5: Solve for x
    x = 143,905,087,622,446,320/514,126,669.66
  6. Step 6: Final answer
    x = 279,902,008.81

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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.