Home / 147,434,904,220.70-221,152,356,331.05-143,302,419,004.70

Finding the Fourth Proportional to 147,434,904,220.70, 221,152,356,331.05 and 143,302,419,004.70

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Solution

The fourth proportional to 147,434,904,220.70, 221,152,356,331.05 and 143,302,419,004.70 is: 214,953,628,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,434,904,220.70 : 221,152,356,331.05 = 143,302,419,004.70 : x
  2. Step 2: Convert to fraction form
    147,434,904,220.70/221,152,356,331.05 = 143,302,419,004.70/x
  3. Step 3: Cross multiply
    147,434,904,220.70x = 221,152,356,331.05 × 143,302,419,004.70
  4. Step 4: Simplify right side
    147,434,904,220.70x = 31,691,667,630,828,845,793,280
  5. Step 5: Solve for x
    x = 31,691,667,630,828,845,793,280/147,434,904,220.70
  6. Step 6: Final answer
    x = 214,953,628,507.05

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Double scale
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Similar ratio
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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.