Home / 1,210,432,826.40-1,815,649,239.60-797,184,304.80

Finding the Fourth Proportional to 1,210,432,826.40, 1,815,649,239.60 and 797,184,304.80

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Solution

The fourth proportional to 1,210,432,826.40, 1,815,649,239.60 and 797,184,304.80 is: 1,195,776,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,432,826.40 : 1,815,649,239.60 = 797,184,304.80 : x
  2. Step 2: Convert to fraction form
    1,210,432,826.40/1,815,649,239.60 = 797,184,304.80/x
  3. Step 3: Cross multiply
    1,210,432,826.40x = 1,815,649,239.60 × 797,184,304.80
  4. Step 4: Simplify right side
    1,210,432,826.40x = 1,447,407,076,831,174,400
  5. Step 5: Solve for x
    x = 1,447,407,076,831,174,400/1,210,432,826.40
  6. Step 6: Final answer
    x = 1,195,776,457.20

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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.