Home / 1,161,486,916.80-1,742,230,375.20-898,459,051.20

Finding the Fourth Proportional to 1,161,486,916.80, 1,742,230,375.20 and 898,459,051.20

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Solution

The fourth proportional to 1,161,486,916.80, 1,742,230,375.20 and 898,459,051.20 is: 1,347,688,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,486,916.80 : 1,742,230,375.20 = 898,459,051.20 : x
  2. Step 2: Convert to fraction form
    1,161,486,916.80/1,742,230,375.20 = 898,459,051.20/x
  3. Step 3: Cross multiply
    1,161,486,916.80x = 1,742,230,375.20 × 898,459,051.20
  4. Step 4: Simplify right side
    1,161,486,916.80x = 1,565,322,649,874,012,160
  5. Step 5: Solve for x
    x = 1,565,322,649,874,012,160/1,161,486,916.80
  6. Step 6: Final answer
    x = 1,347,688,576.80

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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.