Home / 107,705,376,417.40-161,558,064,626.10-98,889,407,956.60

Finding the Fourth Proportional to 107,705,376,417.40, 161,558,064,626.10 and 98,889,407,956.60

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Solution

The fourth proportional to 107,705,376,417.40, 161,558,064,626.10 and 98,889,407,956.60 is: 148,334,111,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705,376,417.40 : 161,558,064,626.10 = 98,889,407,956.60 : x
  2. Step 2: Convert to fraction form
    107,705,376,417.40/161,558,064,626.10 = 98,889,407,956.60/x
  3. Step 3: Cross multiply
    107,705,376,417.40x = 161,558,064,626.10 × 98,889,407,956.60
  4. Step 4: Simplify right side
    107,705,376,417.40x = 15,976,381,361,489,151,262,720
  5. Step 5: Solve for x
    x = 15,976,381,361,489,151,262,720/107,705,376,417.40
  6. Step 6: Final answer
    x = 148,334,111,934.90

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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.