Home / 7,660,761,321.54-10,571,845,848.63-4,140,496,137.54

Finding the Fourth Proportional to 7,660,761,321.54, 10,571,845,848.63 and 4,140,496,137.54

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Solution

The fourth proportional to 7,660,761,321.54, 10,571,845,848.63 and 4,140,496,137.54 is: 5,713,882,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660,761,321.54 : 10,571,845,848.63 = 4,140,496,137.54 : x
  2. Step 2: Convert to fraction form
    7,660,761,321.54/10,571,845,848.63 = 4,140,496,137.54/x
  3. Step 3: Cross multiply
    7,660,761,321.54x = 10,571,845,848.63 × 4,140,496,137.54
  4. Step 4: Simplify right side
    7,660,761,321.54x = 43,772,686,902,920,798,208
  5. Step 5: Solve for x
    x = 43,772,686,902,920,798,208/7,660,761,321.54
  6. Step 6: Final answer
    x = 5,713,882,088.96

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Double scale
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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.