Home / 147,434,904,221.70-221,152,356,332.55-143,302,419,005.70

Finding the Fourth Proportional to 147,434,904,221.70, 221,152,356,332.55 and 143,302,419,005.70

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Solution

The fourth proportional to 147,434,904,221.70, 221,152,356,332.55 and 143,302,419,005.70 is: 214,953,628,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,434,904,221.70 : 221,152,356,332.55 = 143,302,419,005.70 : x
  2. Step 2: Convert to fraction form
    147,434,904,221.70/221,152,356,332.55 = 143,302,419,005.70/x
  3. Step 3: Cross multiply
    147,434,904,221.70x = 221,152,356,332.55 × 143,302,419,005.70
  4. Step 4: Simplify right side
    147,434,904,221.70x = 31,691,667,631,264,952,745,984
  5. Step 5: Solve for x
    x = 31,691,667,631,264,952,745,984/147,434,904,221.70
  6. Step 6: Final answer
    x = 214,953,628,508.55

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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.