Home / 1,430,784,736.10-2,146,247,962.95-742,037,200.10

Finding the Fourth Proportional to 1,430,784,736.10, 2,146,247,962.95 and 742,037,200.10

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Solution

The fourth proportional to 1,430,784,736.10, 2,146,247,962.95 and 742,037,200.10 is: 1,113,092,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,784,736.10 : 2,146,247,962.95 = 742,037,200.10 : x
  2. Step 2: Convert to fraction form
    1,430,784,736.10/2,146,247,962.95 = 742,037,200.10/x
  3. Step 3: Cross multiply
    1,430,784,736.10x = 2,146,247,962.95 × 742,037,200.10
  4. Step 4: Simplify right side
    1,430,784,736.10x = 1,592,595,829,147,746,560
  5. Step 5: Solve for x
    x = 1,592,595,829,147,746,560/1,430,784,736.10
  6. Step 6: Final answer
    x = 1,113,092,549.12

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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.