Home / 379,475,077,672.80-569,192,569,177.68-124,470,871,138.43

Finding the Fourth Proportional to 379,475,077,672.80, 569,192,569,177.68 and 124,470,871,138.43

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Solution

The fourth proportional to 379,475,077,672.80, 569,192,569,177.68 and 124,470,871,138.43 is: 186,699,731,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,475,077,672.80 : 569,192,569,177.68 = 124,470,871,138.43 : x
  2. Step 2: Convert to fraction form
    379,475,077,672.80/569,192,569,177.68 = 124,470,871,138.43/x
  3. Step 3: Cross multiply
    379,475,077,672.80x = 569,192,569,177.68 × 124,470,871,138.43
  4. Step 4: Simplify right side
    379,475,077,672.80x = 70,847,894,931,066,914,340,864
  5. Step 5: Solve for x
    x = 70,847,894,931,066,914,340,864/379,475,077,672.80
  6. Step 6: Final answer
    x = 186,699,731,022.01

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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.