Home / 161,705,415.65-242,558,123.48-88,894,062.05

Finding the Fourth Proportional to 161,705,415.65, 242,558,123.48 and 88,894,062.05

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Solution

The fourth proportional to 161,705,415.65, 242,558,123.48 and 88,894,062.05 is: 133,341,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,415.65 : 242,558,123.48 = 88,894,062.05 : x
  2. Step 2: Convert to fraction form
    161,705,415.65/242,558,123.48 = 88,894,062.05/x
  3. Step 3: Cross multiply
    161,705,415.65x = 242,558,123.48 × 88,894,062.05
  4. Step 4: Simplify right side
    161,705,415.65x = 21,561,976,878,918,212
  5. Step 5: Solve for x
    x = 21,561,976,878,918,212/161,705,415.65
  6. Step 6: Final answer
    x = 133,341,093.08

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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.