Home / 79,426,436,943.60-109,604,521,559.17-45,127,613,012.45

Finding the Fourth Proportional to 79,426,436,943.60, 109,604,521,559.17 and 45,127,613,012.45

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Solution

The fourth proportional to 79,426,436,943.60, 109,604,521,559.17 and 45,127,613,012.45 is: 62,273,855,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,426,436,943.60 : 109,604,521,559.17 = 45,127,613,012.45 : x
  2. Step 2: Convert to fraction form
    79,426,436,943.60/109,604,521,559.17 = 45,127,613,012.45/x
  3. Step 3: Cross multiply
    79,426,436,943.60x = 109,604,521,559.17 × 45,127,613,012.45
  4. Step 4: Simplify right side
    79,426,436,943.60x = 4,946,190,433,336,408,670,208
  5. Step 5: Solve for x
    x = 4,946,190,433,336,408,670,208/79,426,436,943.60
  6. Step 6: Final answer
    x = 62,273,855,200.74

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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.