Home / 1,430,784,735.10-2,146,247,961.45-742,037,199.10

Finding the Fourth Proportional to 1,430,784,735.10, 2,146,247,961.45 and 742,037,199.10

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Solution

The fourth proportional to 1,430,784,735.10, 2,146,247,961.45 and 742,037,199.10 is: 1,113,092,547.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,784,735.10 : 2,146,247,961.45 = 742,037,199.10 : x
  2. Step 2: Convert to fraction form
    1,430,784,735.10/2,146,247,961.45 = 742,037,199.10/x
  3. Step 3: Cross multiply
    1,430,784,735.10x = 2,146,247,961.45 × 742,037,199.10
  4. Step 4: Simplify right side
    1,430,784,735.10x = 1,592,595,825,888,442,880
  5. Step 5: Solve for x
    x = 1,592,595,825,888,442,880/1,430,784,735.10
  6. Step 6: Final answer
    x = 1,113,092,547.62

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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.