Home / 1,181,960,427.20-1,772,940,640.80-692,184,401.60

Finding the Fourth Proportional to 1,181,960,427.20, 1,772,940,640.80 and 692,184,401.60

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Solution

The fourth proportional to 1,181,960,427.20, 1,772,940,640.80 and 692,184,401.60 is: 1,038,276,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,960,427.20 : 1,772,940,640.80 = 692,184,401.60 : x
  2. Step 2: Convert to fraction form
    1,181,960,427.20/1,772,940,640.80 = 692,184,401.60/x
  3. Step 3: Cross multiply
    1,181,960,427.20x = 1,772,940,640.80 × 692,184,401.60
  4. Step 4: Simplify right side
    1,181,960,427.20x = 1,227,201,856,524,468,480
  5. Step 5: Solve for x
    x = 1,227,201,856,524,468,480/1,181,960,427.20
  6. Step 6: Final answer
    x = 1,038,276,602.40

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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.