Home / 1,255,649,985.25-1,883,479,913.42-508,679,867.34

Finding the Fourth Proportional to 1,255,649,985.25, 1,883,479,913.42 and 508,679,867.34

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Solution

The fourth proportional to 1,255,649,985.25, 1,883,479,913.42 and 508,679,867.34 is: 763,021,800.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,649,985.25 : 1,883,479,913.42 = 508,679,867.34 : x
  2. Step 2: Convert to fraction form
    1,255,649,985.25/1,883,479,913.42 = 508,679,867.34/x
  3. Step 3: Cross multiply
    1,255,649,985.25x = 1,883,479,913.42 × 508,679,867.34
  4. Step 4: Simplify right side
    1,255,649,985.25x = 958,088,312,493,496,832
  5. Step 5: Solve for x
    x = 958,088,312,493,496,832/1,255,649,985.25
  6. Step 6: Final answer
    x = 763,021,800.46

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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.