Home / 315,765,909.89-435,734,834.46-183,597,529.69

Finding the Fourth Proportional to 315,765,909.89, 435,734,834.46 and 183,597,529.69

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Solution

The fourth proportional to 315,765,909.89, 435,734,834.46 and 183,597,529.69 is: 253,351,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,765,909.89 : 435,734,834.46 = 183,597,529.69 : x
  2. Step 2: Convert to fraction form
    315,765,909.89/435,734,834.46 = 183,597,529.69/x
  3. Step 3: Cross multiply
    315,765,909.89x = 435,734,834.46 × 183,597,529.69
  4. Step 4: Simplify right side
    315,765,909.89x = 79,999,839,206,737,088
  5. Step 5: Solve for x
    x = 79,999,839,206,737,088/315,765,909.89
  6. Step 6: Final answer
    x = 253,351,728.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.