Home / 302,657,641,142.09-417,667,580,189.15-165,480,560,300.57

Finding the Fourth Proportional to 302,657,641,142.09, 417,667,580,189.15 and 165,480,560,300.57

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Solution

The fourth proportional to 302,657,641,142.09, 417,667,580,189.15 and 165,480,560,300.57 is: 228,363,192,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,657,641,142.09 : 417,667,580,189.15 = 165,480,560,300.57 : x
  2. Step 2: Convert to fraction form
    302,657,641,142.09/417,667,580,189.15 = 165,480,560,300.57/x
  3. Step 3: Cross multiply
    302,657,641,142.09x = 417,667,580,189.15 × 165,480,560,300.57
  4. Step 4: Simplify right side
    302,657,641,142.09x = 69,115,865,189,083,800,141,824
  5. Step 5: Solve for x
    x = 69,115,865,189,083,800,141,824/302,657,641,142.09
  6. Step 6: Final answer
    x = 228,363,192,577.17

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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.