Home / 210,018,811.80-314,461,347.30-164,669,179.80

Finding the Fourth Proportional to 210,018,811.80, 314,461,347.30 and 164,669,179.80

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Solution

The fourth proportional to 210,018,811.80, 314,461,347.30 and 164,669,179.80 is: 246,559,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,018,811.80 : 314,461,347.30 = 164,669,179.80 : x
  2. Step 2: Convert to fraction form
    210,018,811.80/314,461,347.30 = 164,669,179.80/x
  3. Step 3: Cross multiply
    210,018,811.80x = 314,461,347.30 × 164,669,179.80
  4. Step 4: Simplify right side
    210,018,811.80x = 51,782,092,138,693,952
  5. Step 5: Solve for x
    x = 51,782,092,138,693,952/210,018,811.80
  6. Step 6: Final answer
    x = 246,559,304.35

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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.