Home / 10,481,620,261.80-15,722,430,392.70-4,971,639,973.80

Finding the Fourth Proportional to 10,481,620,261.80, 15,722,430,392.70 and 4,971,639,973.80

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Solution

The fourth proportional to 10,481,620,261.80, 15,722,430,392.70 and 4,971,639,973.80 is: 7,457,459,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481,620,261.80 : 15,722,430,392.70 = 4,971,639,973.80 : x
  2. Step 2: Convert to fraction form
    10,481,620,261.80/15,722,430,392.70 = 4,971,639,973.80/x
  3. Step 3: Cross multiply
    10,481,620,261.80x = 15,722,430,392.70 × 4,971,639,973.80
  4. Step 4: Simplify right side
    10,481,620,261.80x = 78,166,263,425,635,352,576
  5. Step 5: Solve for x
    x = 78,166,263,425,635,352,576/10,481,620,261.80
  6. Step 6: Final answer
    x = 7,457,459,960.70

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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.