Home / 30,556,746,963.95-45,835,109,657.89-8,171,913,526.47

Finding the Fourth Proportional to 30,556,746,963.95, 45,835,109,657.89 and 8,171,913,526.47

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Solution

The fourth proportional to 30,556,746,963.95, 45,835,109,657.89 and 8,171,913,526.47 is: 12,257,867,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556,746,963.95 : 45,835,109,657.89 = 8,171,913,526.47 : x
  2. Step 2: Convert to fraction form
    30,556,746,963.95/45,835,109,657.89 = 8,171,913,526.47/x
  3. Step 3: Cross multiply
    30,556,746,963.95x = 45,835,109,657.89 × 8,171,913,526.47
  4. Step 4: Simplify right side
    30,556,746,963.95x = 374,560,552,600,522,522,624
  5. Step 5: Solve for x
    x = 374,560,552,600,522,522,624/30,556,746,963.95
  6. Step 6: Final answer
    x = 12,257,867,404.62

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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.