Home / 51,938,019.60-77,907,029.40-49,953,973.20

Finding the Fourth Proportional to 51,938,019.60, 77,907,029.40 and 49,953,973.20

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Solution

The fourth proportional to 51,938,019.60, 77,907,029.40 and 49,953,973.20 is: 74,930,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,938,019.60 : 77,907,029.40 = 49,953,973.20 : x
  2. Step 2: Convert to fraction form
    51,938,019.60/77,907,029.40 = 49,953,973.20/x
  3. Step 3: Cross multiply
    51,938,019.60x = 77,907,029.40 × 49,953,973.20
  4. Step 4: Simplify right side
    51,938,019.60x = 3,891,765,658,739,212.50
  5. Step 5: Solve for x
    x = 3,891,765,658,739,212.50/51,938,019.60
  6. Step 6: Final answer
    x = 74,930,959.80

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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.