Home / 314,928,266.70-472,392,400.05-169,809,444.30

Finding the Fourth Proportional to 314,928,266.70, 472,392,400.05 and 169,809,444.30

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Solution

The fourth proportional to 314,928,266.70, 472,392,400.05 and 169,809,444.30 is: 254,714,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,266.70 : 472,392,400.05 = 169,809,444.30 : x
  2. Step 2: Convert to fraction form
    314,928,266.70/472,392,400.05 = 169,809,444.30/x
  3. Step 3: Cross multiply
    314,928,266.70x = 472,392,400.05 × 169,809,444.30
  4. Step 4: Simplify right side
    314,928,266.70x = 80,216,690,944,033,792
  5. Step 5: Solve for x
    x = 80,216,690,944,033,792/314,928,266.70
  6. Step 6: Final answer
    x = 254,714,166.45

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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.