Home / 9,689,541,039.68-13,374,054,545.78-6,310,869,674.21

Finding the Fourth Proportional to 9,689,541,039.68, 13,374,054,545.78 and 6,310,869,674.21

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Solution

The fourth proportional to 9,689,541,039.68, 13,374,054,545.78 and 6,310,869,674.21 is: 8,710,620,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,541,039.68 : 13,374,054,545.78 = 6,310,869,674.21 : x
  2. Step 2: Convert to fraction form
    9,689,541,039.68/13,374,054,545.78 = 6,310,869,674.21/x
  3. Step 3: Cross multiply
    9,689,541,039.68x = 13,374,054,545.78 × 6,310,869,674.21
  4. Step 4: Simplify right side
    9,689,541,039.68x = 84,401,915,254,094,970,880
  5. Step 5: Solve for x
    x = 84,401,915,254,094,970,880/9,689,541,039.68
  6. Step 6: Final answer
    x = 8,710,620,545.24

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1.5x scale

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.