Home / 266,141,270.60-398,614,709.10-218,365,526.60

Finding the Fourth Proportional to 266,141,270.60, 398,614,709.10 and 218,365,526.60

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Solution

The fourth proportional to 266,141,270.60, 398,614,709.10 and 218,365,526.60 is: 327,058,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,141,270.60 : 398,614,709.10 = 218,365,526.60 : x
  2. Step 2: Convert to fraction form
    266,141,270.60/398,614,709.10 = 218,365,526.60/x
  3. Step 3: Cross multiply
    266,141,270.60x = 398,614,709.10 × 218,365,526.60
  4. Step 4: Simplify right side
    266,141,270.60x = 87,043,710,863,127,312
  5. Step 5: Solve for x
    x = 87,043,710,863,127,312/266,141,270.60
  6. Step 6: Final answer
    x = 327,058,297.52

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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.