Home / 1,539,648,037.30-2,309,472,055.95-449,241,330.10

Finding the Fourth Proportional to 1,539,648,037.30, 2,309,472,055.95 and 449,241,330.10

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Solution

The fourth proportional to 1,539,648,037.30, 2,309,472,055.95 and 449,241,330.10 is: 673,861,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,037.30 : 2,309,472,055.95 = 449,241,330.10 : x
  2. Step 2: Convert to fraction form
    1,539,648,037.30/2,309,472,055.95 = 449,241,330.10/x
  3. Step 3: Cross multiply
    1,539,648,037.30x = 2,309,472,055.95 × 449,241,330.10
  4. Step 4: Simplify right side
    1,539,648,037.30x = 1,037,510,298,243,759,616
  5. Step 5: Solve for x
    x = 1,037,510,298,243,759,616/1,539,648,037.30
  6. Step 6: Final answer
    x = 673,861,995.15

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Double scale
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Similar ratio
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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.