Home / 2,487,943,897.46-3,433,339,975.12-1,358,913,425.86

Finding the Fourth Proportional to 2,487,943,897.46, 3,433,339,975.12 and 1,358,913,425.86

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Solution

The fourth proportional to 2,487,943,897.46, 3,433,339,975.12 and 1,358,913,425.86 is: 1,875,288,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,943,897.46 : 3,433,339,975.12 = 1,358,913,425.86 : x
  2. Step 2: Convert to fraction form
    2,487,943,897.46/3,433,339,975.12 = 1,358,913,425.86/x
  3. Step 3: Cross multiply
    2,487,943,897.46x = 3,433,339,975.12 × 1,358,913,425.86
  4. Step 4: Simplify right side
    2,487,943,897.46x = 4,665,611,787,740,738,560
  5. Step 5: Solve for x
    x = 4,665,611,787,740,738,560/2,487,943,897.46
  6. Step 6: Final answer
    x = 1,875,288,181.74

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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.