Home / 168,261,537.20-252,415,925.40-53,234,085.20

Finding the Fourth Proportional to 168,261,537.20, 252,415,925.40 and 53,234,085.20

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Solution

The fourth proportional to 168,261,537.20, 252,415,925.40 and 53,234,085.20 is: 79,858,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,261,537.20 : 252,415,925.40 = 53,234,085.20 : x
  2. Step 2: Convert to fraction form
    168,261,537.20/252,415,925.40 = 53,234,085.20/x
  3. Step 3: Cross multiply
    168,261,537.20x = 252,415,925.40 × 53,234,085.20
  4. Step 4: Simplify right side
    168,261,537.20x = 13,437,130,878,580,446
  5. Step 5: Solve for x
    x = 13,437,130,878,580,446/168,261,537.20
  6. Step 6: Final answer
    x = 79,858,600.50

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1.5x scale

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.