Home / 340,455,877.60-510,683,816.40-236,543,634.40

Finding the Fourth Proportional to 340,455,877.60, 510,683,816.40 and 236,543,634.40

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Solution

The fourth proportional to 340,455,877.60, 510,683,816.40 and 236,543,634.40 is: 354,815,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,455,877.60 : 510,683,816.40 = 236,543,634.40 : x
  2. Step 2: Convert to fraction form
    340,455,877.60/510,683,816.40 = 236,543,634.40/x
  3. Step 3: Cross multiply
    340,455,877.60x = 510,683,816.40 × 236,543,634.40
  4. Step 4: Simplify right side
    340,455,877.60x = 120,799,005,960,518,320
  5. Step 5: Solve for x
    x = 120,799,005,960,518,320/340,455,877.60
  6. Step 6: Final answer
    x = 354,815,451.60

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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.