Home / 340,455,261.60-510,682,892.40-236,543,018.40

Finding the Fourth Proportional to 340,455,261.60, 510,682,892.40 and 236,543,018.40

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Solution

The fourth proportional to 340,455,261.60, 510,682,892.40 and 236,543,018.40 is: 354,814,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,455,261.60 : 510,682,892.40 = 236,543,018.40 : x
  2. Step 2: Convert to fraction form
    340,455,261.60/510,682,892.40 = 236,543,018.40/x
  3. Step 3: Cross multiply
    340,455,261.60x = 510,682,892.40 × 236,543,018.40
  4. Step 4: Simplify right side
    340,455,261.60x = 120,798,472,813,538,416
  5. Step 5: Solve for x
    x = 120,798,472,813,538,416/340,455,261.60
  6. Step 6: Final answer
    x = 354,814,527.60

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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.