Home / 76,142,593,555.20-114,213,890,332.80-70,982,813,203.20

Finding the Fourth Proportional to 76,142,593,555.20, 114,213,890,332.80 and 70,982,813,203.20

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Solution

The fourth proportional to 76,142,593,555.20, 114,213,890,332.80 and 70,982,813,203.20 is: 106,474,219,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,142,593,555.20 : 114,213,890,332.80 = 70,982,813,203.20 : x
  2. Step 2: Convert to fraction form
    76,142,593,555.20/114,213,890,332.80 = 70,982,813,203.20/x
  3. Step 3: Cross multiply
    76,142,593,555.20x = 114,213,890,332.80 × 70,982,813,203.20
  4. Step 4: Simplify right side
    76,142,593,555.20x = 8,107,223,242,703,912,304,640
  5. Step 5: Solve for x
    x = 8,107,223,242,703,912,304,640/76,142,593,555.20
  6. Step 6: Final answer
    x = 106,474,219,804.80

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Double scale
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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.