Home / 57,228,392.36-78,992,963.76-45,488,492.22

Finding the Fourth Proportional to 57,228,392.36, 78,992,963.76 and 45,488,492.22

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Solution

The fourth proportional to 57,228,392.36, 78,992,963.76 and 45,488,492.22 is: 62,788,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,228,392.36 : 78,992,963.76 = 45,488,492.22 : x
  2. Step 2: Convert to fraction form
    57,228,392.36/78,992,963.76 = 45,488,492.22/x
  3. Step 3: Cross multiply
    57,228,392.36x = 78,992,963.76 × 45,488,492.22
  4. Step 4: Simplify right side
    57,228,392.36x = 3,593,270,817,431,502
  5. Step 5: Solve for x
    x = 3,593,270,817,431,502/57,228,392.36
  6. Step 6: Final answer
    x = 62,788,253.69

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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.