Home / 20,559,788,223.06-28,371,960,294.63-11,868,950,023.86

Finding the Fourth Proportional to 20,559,788,223.06, 28,371,960,294.63 and 11,868,950,023.86

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Solution

The fourth proportional to 20,559,788,223.06, 28,371,960,294.63 and 11,868,950,023.86 is: 16,378,834,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,559,788,223.06 : 28,371,960,294.63 = 11,868,950,023.86 : x
  2. Step 2: Convert to fraction form
    20,559,788,223.06/28,371,960,294.63 = 11,868,950,023.86/x
  3. Step 3: Cross multiply
    20,559,788,223.06x = 28,371,960,294.63 × 11,868,950,023.86
  4. Step 4: Simplify right side
    20,559,788,223.06x = 336,745,378,815,899,074,560
  5. Step 5: Solve for x
    x = 336,745,378,815,899,074,560/20,559,788,223.06
  6. Step 6: Final answer
    x = 16,378,834,993.94

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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.