Home / 1,119,744,962.10-1,679,617,443.15-938,346,434.10

Finding the Fourth Proportional to 1,119,744,962.10, 1,679,617,443.15 and 938,346,434.10

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Solution

The fourth proportional to 1,119,744,962.10, 1,679,617,443.15 and 938,346,434.10 is: 1,407,519,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,962.10 : 1,679,617,443.15 = 938,346,434.10 : x
  2. Step 2: Convert to fraction form
    1,119,744,962.10/1,679,617,443.15 = 938,346,434.10/x
  3. Step 3: Cross multiply
    1,119,744,962.10x = 1,679,617,443.15 × 938,346,434.10
  4. Step 4: Simplify right side
    1,119,744,962.10x = 1,576,063,038,431,962,112
  5. Step 5: Solve for x
    x = 1,576,063,038,431,962,112/1,119,744,962.10
  6. Step 6: Final answer
    x = 1,407,519,651.15

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Double scale
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Similar ratio
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1.5x scale

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.