Home / 514,169,724.54-709,771,448.86-347,132,254.72

Finding the Fourth Proportional to 514,169,724.54, 709,771,448.86 and 347,132,254.72

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Solution

The fourth proportional to 514,169,724.54, 709,771,448.86 and 347,132,254.72 is: 479,189,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,169,724.54 : 709,771,448.86 = 347,132,254.72 : x
  2. Step 2: Convert to fraction form
    514,169,724.54/709,771,448.86 = 347,132,254.72/x
  3. Step 3: Cross multiply
    514,169,724.54x = 709,771,448.86 × 347,132,254.72
  4. Step 4: Simplify right side
    514,169,724.54x = 246,384,563,378,652,992
  5. Step 5: Solve for x
    x = 246,384,563,378,652,992/514,169,724.54
  6. Step 6: Final answer
    x = 479,189,169.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.