Home / 107,705,376,412.40-161,558,064,618.60-98,889,407,951.60

Finding the Fourth Proportional to 107,705,376,412.40, 161,558,064,618.60 and 98,889,407,951.60

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Solution

The fourth proportional to 107,705,376,412.40, 161,558,064,618.60 and 98,889,407,951.60 is: 148,334,111,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705,376,412.40 : 161,558,064,618.60 = 98,889,407,951.60 : x
  2. Step 2: Convert to fraction form
    107,705,376,412.40/161,558,064,618.60 = 98,889,407,951.60/x
  3. Step 3: Cross multiply
    107,705,376,412.40x = 161,558,064,618.60 × 98,889,407,951.60
  4. Step 4: Simplify right side
    107,705,376,412.40x = 15,976,381,359,939,691,479,040
  5. Step 5: Solve for x
    x = 15,976,381,359,939,691,479,040/107,705,376,412.40
  6. Step 6: Final answer
    x = 148,334,111,927.40

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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.