Home / 153,298,653.67-229,947,990.51-122,448,794.31

Finding the Fourth Proportional to 153,298,653.67, 229,947,990.51 and 122,448,794.31

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Solution

The fourth proportional to 153,298,653.67, 229,947,990.51 and 122,448,794.31 is: 183,673,199.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,298,653.67 : 229,947,990.51 = 122,448,794.31 : x
  2. Step 2: Convert to fraction form
    153,298,653.67/229,947,990.51 = 122,448,794.31/x
  3. Step 3: Cross multiply
    153,298,653.67x = 229,947,990.51 × 122,448,794.31
  4. Step 4: Simplify right side
    153,298,653.67x = 28,156,854,192,416,004
  5. Step 5: Solve for x
    x = 28,156,854,192,416,004/153,298,653.67
  6. Step 6: Final answer
    x = 183,673,199.46

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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.