Home / 83,163,981.19-114,761,653.21-45,479,708.66

Finding the Fourth Proportional to 83,163,981.19, 114,761,653.21 and 45,479,708.66

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Solution

The fourth proportional to 83,163,981.19, 114,761,653.21 and 45,479,708.66 is: 62,759,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,163,981.19 : 114,761,653.21 = 45,479,708.66 : x
  2. Step 2: Convert to fraction form
    83,163,981.19/114,761,653.21 = 45,479,708.66/x
  3. Step 3: Cross multiply
    83,163,981.19x = 114,761,653.21 × 45,479,708.66
  4. Step 4: Simplify right side
    83,163,981.19x = 5,219,326,553,103,355
  5. Step 5: Solve for x
    x = 5,219,326,553,103,355/83,163,981.19
  6. Step 6: Final answer
    x = 62,759,460.03

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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.