Home / 1,048,114,415.60-1,572,171,623.40-806,249,711.60

Finding the Fourth Proportional to 1,048,114,415.60, 1,572,171,623.40 and 806,249,711.60

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Solution

The fourth proportional to 1,048,114,415.60, 1,572,171,623.40 and 806,249,711.60 is: 1,209,374,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,114,415.60 : 1,572,171,623.40 = 806,249,711.60 : x
  2. Step 2: Convert to fraction form
    1,048,114,415.60/1,572,171,623.40 = 806,249,711.60/x
  3. Step 3: Cross multiply
    1,048,114,415.60x = 1,572,171,623.40 × 806,249,711.60
  4. Step 4: Simplify right side
    1,048,114,415.60x = 1,267,562,917,951,953,920
  5. Step 5: Solve for x
    x = 1,267,562,917,951,953,920/1,048,114,415.60
  6. Step 6: Final answer
    x = 1,209,374,567.40

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Half scale
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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.