Home / 727,674,355.80-1,091,558,772.90-383,300,587.80

Finding the Fourth Proportional to 727,674,355.80, 1,091,558,772.90 and 383,300,587.80

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Solution

The fourth proportional to 727,674,355.80, 1,091,558,772.90 and 383,300,587.80 is: 574,975,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,674,355.80 : 1,091,558,772.90 = 383,300,587.80 : x
  2. Step 2: Convert to fraction form
    727,674,355.80/1,091,558,772.90 = 383,300,587.80/x
  3. Step 3: Cross multiply
    727,674,355.80x = 1,091,558,772.90 × 383,300,587.80
  4. Step 4: Simplify right side
    727,674,355.80x = 418,395,119,270,816,768
  5. Step 5: Solve for x
    x = 418,395,119,270,816,768/727,674,355.80
  6. Step 6: Final answer
    x = 574,975,764.83

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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.