Home / 1,832,564,483.81-2,749,692,121.96-836,890,744.32

Finding the Fourth Proportional to 1,832,564,483.81, 2,749,692,121.96 and 836,890,744.32

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Solution

The fourth proportional to 1,832,564,483.81, 2,749,692,121.96 and 836,890,744.32 is: 1,255,722,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,564,483.81 : 2,749,692,121.96 = 836,890,744.32 : x
  2. Step 2: Convert to fraction form
    1,832,564,483.81/2,749,692,121.96 = 836,890,744.32/x
  3. Step 3: Cross multiply
    1,832,564,483.81x = 2,749,692,121.96 × 836,890,744.32
  4. Step 4: Simplify right side
    1,832,564,483.81x = 2,301,191,886,593,760,256
  5. Step 5: Solve for x
    x = 2,301,191,886,593,760,256/1,832,564,483.81
  6. Step 6: Final answer
    x = 1,255,722,189.82

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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.