Home / 302,657,641,143.09-417,667,580,190.53-165,480,560,301.57

Finding the Fourth Proportional to 302,657,641,143.09, 417,667,580,190.53 and 165,480,560,301.57

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Solution

The fourth proportional to 302,657,641,143.09, 417,667,580,190.53 and 165,480,560,301.57 is: 228,363,192,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,657,641,143.09 : 417,667,580,190.53 = 165,480,560,301.57 : x
  2. Step 2: Convert to fraction form
    302,657,641,143.09/417,667,580,190.53 = 165,480,560,301.57/x
  3. Step 3: Cross multiply
    302,657,641,143.09x = 417,667,580,190.53 × 165,480,560,301.57
  4. Step 4: Simplify right side
    302,657,641,143.09x = 69,115,865,189,729,832,009,728
  5. Step 5: Solve for x
    x = 69,115,865,189,729,832,009,728/302,657,641,143.09
  6. Step 6: Final answer
    x = 228,363,192,578.55

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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.