Home / 1,185,948,367.93-1,778,913,594.91-356,898,441.25

Finding the Fourth Proportional to 1,185,948,367.93, 1,778,913,594.91 and 356,898,441.25

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Solution

The fourth proportional to 1,185,948,367.93, 1,778,913,594.91 and 356,898,441.25 is: 535,344,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,948,367.93 : 1,778,913,594.91 = 356,898,441.25 : x
  2. Step 2: Convert to fraction form
    1,185,948,367.93/1,778,913,594.91 = 356,898,441.25/x
  3. Step 3: Cross multiply
    1,185,948,367.93x = 1,778,913,594.91 × 356,898,441.25
  4. Step 4: Simplify right side
    1,185,948,367.93x = 634,891,489,141,812,992
  5. Step 5: Solve for x
    x = 634,891,489,141,812,992/1,185,948,367.93
  6. Step 6: Final answer
    x = 535,344,966.37

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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.