Home / 682,853,303.60-1,024,281,530.04-393,610,831.28

Finding the Fourth Proportional to 682,853,303.60, 1,024,281,530.04 and 393,610,831.28

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Solution

The fourth proportional to 682,853,303.60, 1,024,281,530.04 and 393,610,831.28 is: 590,417,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,853,303.60 : 1,024,281,530.04 = 393,610,831.28 : x
  2. Step 2: Convert to fraction form
    682,853,303.60/1,024,281,530.04 = 393,610,831.28/x
  3. Step 3: Cross multiply
    682,853,303.60x = 1,024,281,530.04 × 393,610,831.28
  4. Step 4: Simplify right side
    682,853,303.60x = 403,168,304,503,794,624
  5. Step 5: Solve for x
    x = 403,168,304,503,794,624/682,853,303.60
  6. Step 6: Final answer
    x = 590,417,154.58

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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.