Home / 157,206,594.65-216,945,989.33-91,166,303.79

Finding the Fourth Proportional to 157,206,594.65, 216,945,989.33 and 91,166,303.79

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Solution

The fourth proportional to 157,206,594.65, 216,945,989.33 and 91,166,303.79 is: 125,810,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,206,594.65 : 216,945,989.33 = 91,166,303.79 : x
  2. Step 2: Convert to fraction form
    157,206,594.65/216,945,989.33 = 91,166,303.79/x
  3. Step 3: Cross multiply
    157,206,594.65x = 216,945,989.33 × 91,166,303.79
  4. Step 4: Simplify right side
    157,206,594.65x = 19,778,163,968,825,048
  5. Step 5: Solve for x
    x = 19,778,163,968,825,048/157,206,594.65
  6. Step 6: Final answer
    x = 125,810,014.61

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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.