Home / 52,859,018,469.87-72,947,207,480.40-29,688,315,348.51

Finding the Fourth Proportional to 52,859,018,469.87, 72,947,207,480.40 and 29,688,315,348.51

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Solution

The fourth proportional to 52,859,018,469.87, 72,947,207,480.40 and 29,688,315,348.51 is: 40,970,864,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,859,018,469.87 : 72,947,207,480.40 = 29,688,315,348.51 : x
  2. Step 2: Convert to fraction form
    52,859,018,469.87/72,947,207,480.40 = 29,688,315,348.51/x
  3. Step 3: Cross multiply
    52,859,018,469.87x = 72,947,207,480.40 × 29,688,315,348.51
  4. Step 4: Simplify right side
    52,859,018,469.87x = 2,165,679,699,471,302,393,856
  5. Step 5: Solve for x
    x = 2,165,679,699,471,302,393,856/52,859,018,469.87
  6. Step 6: Final answer
    x = 40,970,864,805.33

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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.