Home / 145,277,001.48-200,484,486.26-79,197,538.44

Finding the Fourth Proportional to 145,277,001.48, 200,484,486.26 and 79,197,538.44

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Solution

The fourth proportional to 145,277,001.48, 200,484,486.26 and 79,197,538.44 is: 109,293,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,277,001.48 : 200,484,486.26 = 79,197,538.44 : x
  2. Step 2: Convert to fraction form
    145,277,001.48/200,484,486.26 = 79,197,538.44/x
  3. Step 3: Cross multiply
    145,277,001.48x = 200,484,486.26 × 79,197,538.44
  4. Step 4: Simplify right side
    145,277,001.48x = 15,877,877,807,200,000
  5. Step 5: Solve for x
    x = 15,877,877,807,200,000/145,277,001.48
  6. Step 6: Final answer
    x = 109,293,815.58

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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.