Home / 215,609,075.20-323,413,612.80-62,260,134.40

Finding the Fourth Proportional to 215,609,075.20, 323,413,612.80 and 62,260,134.40

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Solution

The fourth proportional to 215,609,075.20, 323,413,612.80 and 62,260,134.40 is: 93,390,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,609,075.20 : 323,413,612.80 = 62,260,134.40 : x
  2. Step 2: Convert to fraction form
    215,609,075.20/323,413,612.80 = 62,260,134.40/x
  3. Step 3: Cross multiply
    215,609,075.20x = 323,413,612.80 × 62,260,134.40
  4. Step 4: Simplify right side
    215,609,075.20x = 20,135,774,999,717,560
  5. Step 5: Solve for x
    x = 20,135,774,999,717,560/215,609,075.20
  6. Step 6: Final answer
    x = 93,390,201.60

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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.