Home / 379,475,077,673.80-569,192,569,179.18-124,470,871,139.43

Finding the Fourth Proportional to 379,475,077,673.80, 569,192,569,179.18 and 124,470,871,139.43

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Solution

The fourth proportional to 379,475,077,673.80, 569,192,569,179.18 and 124,470,871,139.43 is: 186,699,731,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,475,077,673.80 : 569,192,569,179.18 = 124,470,871,139.43 : x
  2. Step 2: Convert to fraction form
    379,475,077,673.80/569,192,569,179.18 = 124,470,871,139.43/x
  3. Step 3: Cross multiply
    379,475,077,673.80x = 569,192,569,179.18 × 124,470,871,139.43
  4. Step 4: Simplify right side
    379,475,077,673.80x = 70,847,894,931,822,811,807,744
  5. Step 5: Solve for x
    x = 70,847,894,931,822,811,807,744/379,475,077,673.80
  6. Step 6: Final answer
    x = 186,699,731,023.51

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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.