Home / 83,163,981.69-114,761,653.90-45,479,709.16

Finding the Fourth Proportional to 83,163,981.69, 114,761,653.90 and 45,479,709.16

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Solution

The fourth proportional to 83,163,981.69, 114,761,653.90 and 45,479,709.16 is: 62,759,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,163,981.69 : 114,761,653.90 = 45,479,709.16 : x
  2. Step 2: Convert to fraction form
    83,163,981.69/114,761,653.90 = 45,479,709.16/x
  3. Step 3: Cross multiply
    83,163,981.69x = 114,761,653.90 × 45,479,709.16
  4. Step 4: Simplify right side
    83,163,981.69x = 5,219,326,641,865,181
  5. Step 5: Solve for x
    x = 5,219,326,641,865,181/83,163,981.69
  6. Step 6: Final answer
    x = 62,759,460.72

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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.