Home / 100,932,064,909.73-139,329,137,023.53-62,889,067,854.55

Finding the Fourth Proportional to 100,932,064,909.73, 139,329,137,023.53 and 62,889,067,854.55

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Solution

The fourth proportional to 100,932,064,909.73, 139,329,137,023.53 and 62,889,067,854.55 is: 86,813,636,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,932,064,909.73 : 139,329,137,023.53 = 62,889,067,854.55 : x
  2. Step 2: Convert to fraction form
    100,932,064,909.73/139,329,137,023.53 = 62,889,067,854.55/x
  3. Step 3: Cross multiply
    100,932,064,909.73x = 139,329,137,023.53 × 62,889,067,854.55
  4. Step 4: Simplify right side
    100,932,064,909.73x = 8,762,279,552,388,951,965,696
  5. Step 5: Solve for x
    x = 8,762,279,552,388,951,965,696/100,932,064,909.73
  6. Step 6: Final answer
    x = 86,813,636,085.08

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1.5x scale

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.