Home / 589,367,079.20-882,350,007.60-521,342,631.20

Finding the Fourth Proportional to 589,367,079.20, 882,350,007.60 and 521,342,631.20

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Solution

The fourth proportional to 589,367,079.20, 882,350,007.60 and 521,342,631.20 is: 780,509,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,367,079.20 : 882,350,007.60 = 521,342,631.20 : x
  2. Step 2: Convert to fraction form
    589,367,079.20/882,350,007.60 = 521,342,631.20/x
  3. Step 3: Cross multiply
    589,367,079.20x = 882,350,007.60 × 521,342,631.20
  4. Step 4: Simplify right side
    589,367,079.20x = 460,006,674,601,523,968
  5. Step 5: Solve for x
    x = 460,006,674,601,523,968/589,367,079.20
  6. Step 6: Final answer
    x = 780,509,619.28

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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.