Home / 514,279,954.65-709,694,266.38-302,600,495.58

Finding the Fourth Proportional to 514,279,954.65, 709,694,266.38 and 302,600,495.58

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Solution

The fourth proportional to 514,279,954.65, 709,694,266.38 and 302,600,495.58 is: 417,581,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,279,954.65 : 709,694,266.38 = 302,600,495.58 : x
  2. Step 2: Convert to fraction form
    514,279,954.65/709,694,266.38 = 302,600,495.58/x
  3. Step 3: Cross multiply
    514,279,954.65x = 709,694,266.38 × 302,600,495.58
  4. Step 4: Simplify right side
    514,279,954.65x = 214,753,836,716,872,512
  5. Step 5: Solve for x
    x = 214,753,836,716,872,512/514,279,954.65
  6. Step 6: Final answer
    x = 417,581,581.35

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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.