Home / 5,247,095,612.80-7,870,643,419.20-1,369,702,076.80

Finding the Fourth Proportional to 5,247,095,612.80, 7,870,643,419.20 and 1,369,702,076.80

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Solution

The fourth proportional to 5,247,095,612.80, 7,870,643,419.20 and 1,369,702,076.80 is: 2,054,553,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,095,612.80 : 7,870,643,419.20 = 1,369,702,076.80 : x
  2. Step 2: Convert to fraction form
    5,247,095,612.80/7,870,643,419.20 = 1,369,702,076.80/x
  3. Step 3: Cross multiply
    5,247,095,612.80x = 7,870,643,419.20 × 1,369,702,076.80
  4. Step 4: Simplify right side
    5,247,095,612.80x = 10,780,436,637,030,492,160
  5. Step 5: Solve for x
    x = 10,780,436,637,030,492,160/5,247,095,612.80
  6. Step 6: Final answer
    x = 2,054,553,115.20

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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.