Home / 113,424,643.20-170,136,964.80-55,944,451.20

Finding the Fourth Proportional to 113,424,643.20, 170,136,964.80 and 55,944,451.20

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Solution

The fourth proportional to 113,424,643.20, 170,136,964.80 and 55,944,451.20 is: 83,916,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,424,643.20 : 170,136,964.80 = 55,944,451.20 : x
  2. Step 2: Convert to fraction form
    113,424,643.20/170,136,964.80 = 55,944,451.20/x
  3. Step 3: Cross multiply
    113,424,643.20x = 170,136,964.80 × 55,944,451.20
  4. Step 4: Simplify right side
    113,424,643.20x = 9,518,219,124,569,718
  5. Step 5: Solve for x
    x = 9,518,219,124,569,718/113,424,643.20
  6. Step 6: Final answer
    x = 83,916,676.80

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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.