Home / 28,843,835,009.26-39,804,726,024.96-15,983,689,781.90

Finding the Fourth Proportional to 28,843,835,009.26, 39,804,726,024.96 and 15,983,689,781.90

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Solution

The fourth proportional to 28,843,835,009.26, 39,804,726,024.96 and 15,983,689,781.90 is: 22,057,621,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843,835,009.26 : 39,804,726,024.96 = 15,983,689,781.90 : x
  2. Step 2: Convert to fraction form
    28,843,835,009.26/39,804,726,024.96 = 15,983,689,781.90/x
  3. Step 3: Cross multiply
    28,843,835,009.26x = 39,804,726,024.96 × 15,983,689,781.90
  4. Step 4: Simplify right side
    28,843,835,009.26x = 636,226,392,636,482,125,824
  5. Step 5: Solve for x
    x = 636,226,392,636,482,125,824/28,843,835,009.26
  6. Step 6: Final answer
    x = 22,057,621,409.64

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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.