Home / 314,941,819.60-472,412,729.40-295,809,943.60

Finding the Fourth Proportional to 314,941,819.60, 472,412,729.40 and 295,809,943.60

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Solution

The fourth proportional to 314,941,819.60, 472,412,729.40 and 295,809,943.60 is: 443,714,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,941,819.60 : 472,412,729.40 = 295,809,943.60 : x
  2. Step 2: Convert to fraction form
    314,941,819.60/472,412,729.40 = 295,809,943.60/x
  3. Step 3: Cross multiply
    314,941,819.60x = 472,412,729.40 × 295,809,943.60
  4. Step 4: Simplify right side
    314,941,819.60x = 139,744,382,839,736,064
  5. Step 5: Solve for x
    x = 139,744,382,839,736,064/314,941,819.60
  6. Step 6: Final answer
    x = 443,714,915.40

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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.