Home / 552,634,440,143.70-828,951,660,215.55-155,141,018,429.70

Finding the Fourth Proportional to 552,634,440,143.70, 828,951,660,215.55 and 155,141,018,429.70

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Solution

The fourth proportional to 552,634,440,143.70, 828,951,660,215.55 and 155,141,018,429.70 is: 232,711,527,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,634,440,143.70 : 828,951,660,215.55 = 155,141,018,429.70 : x
  2. Step 2: Convert to fraction form
    552,634,440,143.70/828,951,660,215.55 = 155,141,018,429.70/x
  3. Step 3: Cross multiply
    552,634,440,143.70x = 828,951,660,215.55 × 155,141,018,429.70
  4. Step 4: Simplify right side
    552,634,440,143.70x = 128,604,404,794,831,073,705,984
  5. Step 5: Solve for x
    x = 128,604,404,794,831,073,705,984/552,634,440,143.70
  6. Step 6: Final answer
    x = 232,711,527,644.55

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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.