Home / 708,588,015.70-1,062,882,023.55-433,089,001.30

Finding the Fourth Proportional to 708,588,015.70, 1,062,882,023.55 and 433,089,001.30

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Solution

The fourth proportional to 708,588,015.70, 1,062,882,023.55 and 433,089,001.30 is: 649,633,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,015.70 : 1,062,882,023.55 = 433,089,001.30 : x
  2. Step 2: Convert to fraction form
    708,588,015.70/1,062,882,023.55 = 433,089,001.30/x
  3. Step 3: Cross multiply
    708,588,015.70x = 1,062,882,023.55 × 433,089,001.30
  4. Step 4: Simplify right side
    708,588,015.70x = 460,322,514,078,992,576
  5. Step 5: Solve for x
    x = 460,322,514,078,992,576/708,588,015.70
  6. Step 6: Final answer
    x = 649,633,501.95

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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.