Home / 249,408,840.80-374,113,261.20-113,359,944.80

Finding the Fourth Proportional to 249,408,840.80, 374,113,261.20 and 113,359,944.80

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Solution

The fourth proportional to 249,408,840.80, 374,113,261.20 and 113,359,944.80 is: 170,039,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,408,840.80 : 374,113,261.20 = 113,359,944.80 : x
  2. Step 2: Convert to fraction form
    249,408,840.80/374,113,261.20 = 113,359,944.80/x
  3. Step 3: Cross multiply
    249,408,840.80x = 374,113,261.20 × 113,359,944.80
  4. Step 4: Simplify right side
    249,408,840.80x = 42,409,458,638,579,976
  5. Step 5: Solve for x
    x = 42,409,458,638,579,976/249,408,840.80
  6. Step 6: Final answer
    x = 170,039,917.20

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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.