Home / 742,537,436,858.91-1,112,669,336,226.80-499,614,768,939.15

Finding the Fourth Proportional to 742,537,436,858.91, 1,112,669,336,226.80 and 499,614,768,939.15

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Solution

The fourth proportional to 742,537,436,858.91, 1,112,669,336,226.80 and 499,614,768,939.15 is: 748,657,247,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,537,436,858.91 : 1,112,669,336,226.80 = 499,614,768,939.15 : x
  2. Step 2: Convert to fraction form
    742,537,436,858.91/1,112,669,336,226.80 = 499,614,768,939.15/x
  3. Step 3: Cross multiply
    742,537,436,858.91x = 1,112,669,336,226.80 × 499,614,768,939.15
  4. Step 4: Simplify right side
    742,537,436,858.91x = 555,906,033,324,630,164,373,504
  5. Step 5: Solve for x
    x = 555,906,033,324,630,164,373,504/742,537,436,858.91
  6. Step 6: Final answer
    x = 748,657,247,069.23

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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.