Home / 1,317,364,350.76-1,975,852,153.08-384,436,706.88

Finding the Fourth Proportional to 1,317,364,350.76, 1,975,852,153.08 and 384,436,706.88

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Solution

The fourth proportional to 1,317,364,350.76, 1,975,852,153.08 and 384,436,706.88 is: 576,598,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,364,350.76 : 1,975,852,153.08 = 384,436,706.88 : x
  2. Step 2: Convert to fraction form
    1,317,364,350.76/1,975,852,153.08 = 384,436,706.88/x
  3. Step 3: Cross multiply
    1,317,364,350.76x = 1,975,852,153.08 × 384,436,706.88
  4. Step 4: Simplify right side
    1,317,364,350.76x = 759,590,095,011,832,832
  5. Step 5: Solve for x
    x = 759,590,095,011,832,832/1,317,364,350.76
  6. Step 6: Final answer
    x = 576,598,337.87

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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.