Home / 315,462,241.53-472,770,381-245,516,925.09

Finding the Fourth Proportional to 315,462,241.53, 472,770,381 and 245,516,925.09

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Solution

The fourth proportional to 315,462,241.53, 472,770,381 and 245,516,925.09 is: 367,946,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,462,241.53 : 472,770,381 = 245,516,925.09 : x
  2. Step 2: Convert to fraction form
    315,462,241.53/472,770,381 = 245,516,925.09/x
  3. Step 3: Cross multiply
    315,462,241.53x = 472,770,381 × 245,516,925.09
  4. Step 4: Simplify right side
    315,462,241.53x = 116,073,130,216,747,760
  5. Step 5: Solve for x
    x = 116,073,130,216,747,760/315,462,241.53
  6. Step 6: Final answer
    x = 367,946,191.13

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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.