Home / 623,756,367.30-934,626,781.35-393,313,052.10

Finding the Fourth Proportional to 623,756,367.30, 934,626,781.35 and 393,313,052.10

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Solution

The fourth proportional to 623,756,367.30, 934,626,781.35 and 393,313,052.10 is: 589,334,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,756,367.30 : 934,626,781.35 = 393,313,052.10 : x
  2. Step 2: Convert to fraction form
    623,756,367.30/934,626,781.35 = 393,313,052.10/x
  3. Step 3: Cross multiply
    623,756,367.30x = 934,626,781.35 × 393,313,052.10
  4. Step 4: Simplify right side
    623,756,367.30x = 367,600,911,947,167,872
  5. Step 5: Solve for x
    x = 367,600,911,947,167,872/623,756,367.30
  6. Step 6: Final answer
    x = 589,334,123.41

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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.