Home / 69,878,877.16-96,433,233.06-40,527,607

Finding the Fourth Proportional to 69,878,877.16, 96,433,233.06 and 40,527,607

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Solution

The fourth proportional to 69,878,877.16, 96,433,233.06 and 40,527,607 is: 55,928,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,878,877.16 : 96,433,233.06 = 40,527,607 : x
  2. Step 2: Convert to fraction form
    69,878,877.16/96,433,233.06 = 40,527,607/x
  3. Step 3: Cross multiply
    69,878,877.16x = 96,433,233.06 × 40,527,607
  4. Step 4: Simplify right side
    69,878,877.16x = 3,908,208,171,195,087.50
  5. Step 5: Solve for x
    x = 3,908,208,171,195,087.50/69,878,877.16
  6. Step 6: Final answer
    x = 55,928,319.54

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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.