Home / 266,044,276.80-399,199,125.60-151,117,070.40

Finding the Fourth Proportional to 266,044,276.80, 399,199,125.60 and 151,117,070.40

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Solution

The fourth proportional to 266,044,276.80, 399,199,125.60 and 151,117,070.40 is: 226,750,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,044,276.80 : 399,199,125.60 = 151,117,070.40 : x
  2. Step 2: Convert to fraction form
    266,044,276.80/399,199,125.60 = 151,117,070.40/x
  3. Step 3: Cross multiply
    266,044,276.80x = 399,199,125.60 × 151,117,070.40
  4. Step 4: Simplify right side
    266,044,276.80x = 60,325,802,366,913,648
  5. Step 5: Solve for x
    x = 60,325,802,366,913,648/266,044,276.80
  6. Step 6: Final answer
    x = 226,750,987.06

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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.