Home / 119,087,999.80-178,631,999.70-88,854,911.80

Finding the Fourth Proportional to 119,087,999.80, 178,631,999.70 and 88,854,911.80

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Solution

The fourth proportional to 119,087,999.80, 178,631,999.70 and 88,854,911.80 is: 133,282,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,087,999.80 : 178,631,999.70 = 88,854,911.80 : x
  2. Step 2: Convert to fraction form
    119,087,999.80/178,631,999.70 = 88,854,911.80/x
  3. Step 3: Cross multiply
    119,087,999.80x = 178,631,999.70 × 88,854,911.80
  4. Step 4: Simplify right side
    119,087,999.80x = 15,872,330,578,001,124
  5. Step 5: Solve for x
    x = 15,872,330,578,001,124/119,087,999.80
  6. Step 6: Final answer
    x = 133,282,367.70

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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.