Home / 15,786,057,734.32-23,671,338,177.12-7,809,009,351.52

Finding the Fourth Proportional to 15,786,057,734.32, 23,671,338,177.12 and 7,809,009,351.52

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Solution

The fourth proportional to 15,786,057,734.32, 23,671,338,177.12 and 7,809,009,351.52 is: 11,709,681,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786,057,734.32 : 23,671,338,177.12 = 7,809,009,351.52 : x
  2. Step 2: Convert to fraction form
    15,786,057,734.32/23,671,338,177.12 = 7,809,009,351.52/x
  3. Step 3: Cross multiply
    15,786,057,734.32x = 23,671,338,177.12 × 7,809,009,351.52
  4. Step 4: Simplify right side
    15,786,057,734.32x = 184,849,701,188,122,476,544
  5. Step 5: Solve for x
    x = 184,849,701,188,122,476,544/15,786,057,734.32
  6. Step 6: Final answer
    x = 11,709,681,055.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.