Home / 303,548,415.40-455,335,218.30-88,137,663.40

Finding the Fourth Proportional to 303,548,415.40, 455,335,218.30 and 88,137,663.40

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Solution

The fourth proportional to 303,548,415.40, 455,335,218.30 and 88,137,663.40 is: 132,210,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,548,415.40 : 455,335,218.30 = 88,137,663.40 : x
  2. Step 2: Convert to fraction form
    303,548,415.40/455,335,218.30 = 88,137,663.40/x
  3. Step 3: Cross multiply
    303,548,415.40x = 455,335,218.30 × 88,137,663.40
  4. Step 4: Simplify right side
    303,548,415.40x = 40,132,182,204,690,920
  5. Step 5: Solve for x
    x = 40,132,182,204,690,920/303,548,415.40
  6. Step 6: Final answer
    x = 132,210,152.22

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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.