Home / 317,615,303.59-476,017,132.93-256,233,408.82

Finding the Fourth Proportional to 317,615,303.59, 476,017,132.93 and 256,233,408.82

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Solution

The fourth proportional to 317,615,303.59, 476,017,132.93 and 256,233,408.82 is: 384,022,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,615,303.59 : 476,017,132.93 = 256,233,408.82 : x
  2. Step 2: Convert to fraction form
    317,615,303.59/476,017,132.93 = 256,233,408.82/x
  3. Step 3: Cross multiply
    317,615,303.59x = 476,017,132.93 × 256,233,408.82
  4. Step 4: Simplify right side
    317,615,303.59x = 121,971,492,625,546,352
  5. Step 5: Solve for x
    x = 121,971,492,625,546,352/317,615,303.59
  6. Step 6: Final answer
    x = 384,022,719.46

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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.