Home / 1,430,784,750.60-2,146,247,984.70-742,037,214.60

Finding the Fourth Proportional to 1,430,784,750.60, 2,146,247,984.70 and 742,037,214.60

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Solution

The fourth proportional to 1,430,784,750.60, 2,146,247,984.70 and 742,037,214.60 is: 1,113,092,570.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,784,750.60 : 2,146,247,984.70 = 742,037,214.60 : x
  2. Step 2: Convert to fraction form
    1,430,784,750.60/2,146,247,984.70 = 742,037,214.60/x
  3. Step 3: Cross multiply
    1,430,784,750.60x = 2,146,247,984.70 × 742,037,214.60
  4. Step 4: Simplify right side
    1,430,784,750.60x = 1,592,595,876,407,651,584
  5. Step 5: Solve for x
    x = 1,592,595,876,407,651,584/1,430,784,750.60
  6. Step 6: Final answer
    x = 1,113,092,570.87

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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.