Home / 42,470,216.40-63,658,085.40-23,314,720.80

Finding the Fourth Proportional to 42,470,216.40, 63,658,085.40 and 23,314,720.80

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Solution

The fourth proportional to 42,470,216.40, 63,658,085.40 and 23,314,720.80 is: 34,946,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,470,216.40 : 63,658,085.40 = 23,314,720.80 : x
  2. Step 2: Convert to fraction form
    42,470,216.40/63,658,085.40 = 23,314,720.80/x
  3. Step 3: Cross multiply
    42,470,216.40x = 63,658,085.40 × 23,314,720.80
  4. Step 4: Simplify right side
    42,470,216.40x = 1,484,170,487,763,556.25
  5. Step 5: Solve for x
    x = 1,484,170,487,763,556.25/42,470,216.40
  6. Step 6: Final answer
    x = 34,946,148.47

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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.