Home / 434,436,692.80-651,592,053.60-127,696,820.80

Finding the Fourth Proportional to 434,436,692.80, 651,592,053.60 and 127,696,820.80

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Solution

The fourth proportional to 434,436,692.80, 651,592,053.60 and 127,696,820.80 is: 191,526,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,436,692.80 : 651,592,053.60 = 127,696,820.80 : x
  2. Step 2: Convert to fraction form
    434,436,692.80/651,592,053.60 = 127,696,820.80/x
  3. Step 3: Cross multiply
    434,436,692.80x = 651,592,053.60 × 127,696,820.80
  4. Step 4: Simplify right side
    434,436,692.80x = 83,206,233,703,263,200
  5. Step 5: Solve for x
    x = 83,206,233,703,263,200/434,436,692.80
  6. Step 6: Final answer
    x = 191,526,717.43

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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.