Home / 265,009,364.80-365,721,641.12-145,944,652.48

Finding the Fourth Proportional to 265,009,364.80, 365,721,641.12 and 145,944,652.48

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Solution

The fourth proportional to 265,009,364.80, 365,721,641.12 and 145,944,652.48 is: 201,408,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,009,364.80 : 365,721,641.12 = 145,944,652.48 : x
  2. Step 2: Convert to fraction form
    265,009,364.80/365,721,641.12 = 145,944,652.48/x
  3. Step 3: Cross multiply
    265,009,364.80x = 365,721,641.12 × 145,944,652.48
  4. Step 4: Simplify right side
    265,009,364.80x = 53,375,117,817,673,672
  5. Step 5: Solve for x
    x = 53,375,117,817,673,672/265,009,364.80
  6. Step 6: Final answer
    x = 201,408,421.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.