Home / 340,455,893.60-510,683,840.40-236,543,650.40

Finding the Fourth Proportional to 340,455,893.60, 510,683,840.40 and 236,543,650.40

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Solution

The fourth proportional to 340,455,893.60, 510,683,840.40 and 236,543,650.40 is: 354,815,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,455,893.60 : 510,683,840.40 = 236,543,650.40 : x
  2. Step 2: Convert to fraction form
    340,455,893.60/510,683,840.40 = 236,543,650.40/x
  3. Step 3: Cross multiply
    340,455,893.60x = 510,683,840.40 × 236,543,650.40
  4. Step 4: Simplify right side
    340,455,893.60x = 120,799,019,808,506,992
  5. Step 5: Solve for x
    x = 120,799,019,808,506,992/340,455,893.60
  6. Step 6: Final answer
    x = 354,815,475.60

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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.