Home / 6,419,866,612.46-8,859,487,747.80-3,562,060,570.78

Finding the Fourth Proportional to 6,419,866,612.46, 8,859,487,747.80 and 3,562,060,570.78

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Solution

The fourth proportional to 6,419,866,612.46, 8,859,487,747.80 and 3,562,060,570.78 is: 4,915,683,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419,866,612.46 : 8,859,487,747.80 = 3,562,060,570.78 : x
  2. Step 2: Convert to fraction form
    6,419,866,612.46/8,859,487,747.80 = 3,562,060,570.78/x
  3. Step 3: Cross multiply
    6,419,866,612.46x = 8,859,487,747.80 × 3,562,060,570.78
  4. Step 4: Simplify right side
    6,419,866,612.46x = 31,558,031,983,746,883,584
  5. Step 5: Solve for x
    x = 31,558,031,983,746,883,584/6,419,866,612.46
  6. Step 6: Final answer
    x = 4,915,683,438.42

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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.