Home / 1,452,168,256.30-2,178,252,384.45-361,651,324.30

Finding the Fourth Proportional to 1,452,168,256.30, 2,178,252,384.45 and 361,651,324.30

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Solution

The fourth proportional to 1,452,168,256.30, 2,178,252,384.45 and 361,651,324.30 is: 542,476,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,168,256.30 : 2,178,252,384.45 = 361,651,324.30 : x
  2. Step 2: Convert to fraction form
    1,452,168,256.30/2,178,252,384.45 = 361,651,324.30/x
  3. Step 3: Cross multiply
    1,452,168,256.30x = 2,178,252,384.45 × 361,651,324.30
  4. Step 4: Simplify right side
    1,452,168,256.30x = 787,767,859,495,975,168
  5. Step 5: Solve for x
    x = 787,767,859,495,975,168/1,452,168,256.30
  6. Step 6: Final answer
    x = 542,476,986.45

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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.