Home / 31,558,487,439.06-47,413,250,155.44-20,235,848,081.22

Finding the Fourth Proportional to 31,558,487,439.06, 47,413,250,155.44 and 20,235,848,081.22

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Solution

The fourth proportional to 31,558,487,439.06, 47,413,250,155.44 and 20,235,848,081.22 is: 30,402,196,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558,487,439.06 : 47,413,250,155.44 = 20,235,848,081.22 : x
  2. Step 2: Convert to fraction form
    31,558,487,439.06/47,413,250,155.44 = 20,235,848,081.22/x
  3. Step 3: Cross multiply
    31,558,487,439.06x = 47,413,250,155.44 × 20,235,848,081.22
  4. Step 4: Simplify right side
    31,558,487,439.06x = 959,447,327,182,364,475,392
  5. Step 5: Solve for x
    x = 959,447,327,182,364,475,392/31,558,487,439.06
  6. Step 6: Final answer
    x = 30,402,196,209.03

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1.5x scale

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.