Home / 133,058,813.80-199,588,220.70-89,976,663.40

Finding the Fourth Proportional to 133,058,813.80, 199,588,220.70 and 89,976,663.40

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Solution

The fourth proportional to 133,058,813.80, 199,588,220.70 and 89,976,663.40 is: 134,964,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,813.80 : 199,588,220.70 = 89,976,663.40 : x
  2. Step 2: Convert to fraction form
    133,058,813.80/199,588,220.70 = 89,976,663.40/x
  3. Step 3: Cross multiply
    133,058,813.80x = 199,588,220.70 × 89,976,663.40
  4. Step 4: Simplify right side
    133,058,813.80x = 17,958,282,152,528,812
  5. Step 5: Solve for x
    x = 17,958,282,152,528,812/133,058,813.80
  6. Step 6: Final answer
    x = 134,964,995.10

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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.