Home / 5,381,336,077.80-8,072,004,116.70-4,838,947,393.20

Finding the Fourth Proportional to 5,381,336,077.80, 8,072,004,116.70 and 4,838,947,393.20

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Solution

The fourth proportional to 5,381,336,077.80, 8,072,004,116.70 and 4,838,947,393.20 is: 7,258,421,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,336,077.80 : 8,072,004,116.70 = 4,838,947,393.20 : x
  2. Step 2: Convert to fraction form
    5,381,336,077.80/8,072,004,116.70 = 4,838,947,393.20/x
  3. Step 3: Cross multiply
    5,381,336,077.80x = 8,072,004,116.70 × 4,838,947,393.20
  4. Step 4: Simplify right side
    5,381,336,077.80x = 39,060,003,278,405,132,288
  5. Step 5: Solve for x
    x = 39,060,003,278,405,132,288/5,381,336,077.80
  6. Step 6: Final answer
    x = 7,258,421,089.80

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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.