Home / 514,169,721.04-709,771,444.03-347,132,251.21

Finding the Fourth Proportional to 514,169,721.04, 709,771,444.03 and 347,132,251.21

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Solution

The fourth proportional to 514,169,721.04, 709,771,444.03 and 347,132,251.21 is: 479,189,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,169,721.04 : 709,771,444.03 = 347,132,251.21 : x
  2. Step 2: Convert to fraction form
    514,169,721.04/709,771,444.03 = 347,132,251.21/x
  3. Step 3: Cross multiply
    514,169,721.04x = 709,771,444.03 × 347,132,251.21
  4. Step 4: Simplify right side
    514,169,721.04x = 246,384,559,208,970,720
  5. Step 5: Solve for x
    x = 246,384,559,208,970,720/514,169,721.04
  6. Step 6: Final answer
    x = 479,189,164.84

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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.