Home / 82,931,701.51-114,448,176.46-45,257,293.05

Finding the Fourth Proportional to 82,931,701.51, 114,448,176.46 and 45,257,293.05

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Solution

The fourth proportional to 82,931,701.51, 114,448,176.46 and 45,257,293.05 is: 62,456,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,931,701.51 : 114,448,176.46 = 45,257,293.05 : x
  2. Step 2: Convert to fraction form
    82,931,701.51/114,448,176.46 = 45,257,293.05/x
  3. Step 3: Cross multiply
    82,931,701.51x = 114,448,176.46 × 45,257,293.05
  4. Step 4: Simplify right side
    82,931,701.51x = 5,179,614,661,088,331
  5. Step 5: Solve for x
    x = 5,179,614,661,088,331/82,931,701.51
  6. Step 6: Final answer
    x = 62,456,389.62

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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.