Home / 1,277,232,004.20-1,915,848,006.30-1,001,732,989.80

Finding the Fourth Proportional to 1,277,232,004.20, 1,915,848,006.30 and 1,001,732,989.80

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Solution

The fourth proportional to 1,277,232,004.20, 1,915,848,006.30 and 1,001,732,989.80 is: 1,502,599,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,232,004.20 : 1,915,848,006.30 = 1,001,732,989.80 : x
  2. Step 2: Convert to fraction form
    1,277,232,004.20/1,915,848,006.30 = 1,001,732,989.80/x
  3. Step 3: Cross multiply
    1,277,232,004.20x = 1,915,848,006.30 × 1,001,732,989.80
  4. Step 4: Simplify right side
    1,277,232,004.20x = 1,919,168,151,353,268,224
  5. Step 5: Solve for x
    x = 1,919,168,151,353,268,224/1,277,232,004.20
  6. Step 6: Final answer
    x = 1,502,599,484.70

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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.