Home / 157,465,363.65-236,198,045.48-99,786,300.45

Finding the Fourth Proportional to 157,465,363.65, 236,198,045.48 and 99,786,300.45

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Solution

The fourth proportional to 157,465,363.65, 236,198,045.48 and 99,786,300.45 is: 149,679,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,363.65 : 236,198,045.48 = 99,786,300.45 : x
  2. Step 2: Convert to fraction form
    157,465,363.65/236,198,045.48 = 99,786,300.45/x
  3. Step 3: Cross multiply
    157,465,363.65x = 236,198,045.48 × 99,786,300.45
  4. Step 4: Simplify right side
    157,465,363.65x = 23,569,329,131,471,112
  5. Step 5: Solve for x
    x = 23,569,329,131,471,112/157,465,363.65
  6. Step 6: Final answer
    x = 149,679,450.68

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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.