Home / 64,515,231.60-96,772,847.40-28,683,423.60

Finding the Fourth Proportional to 64,515,231.60, 96,772,847.40 and 28,683,423.60

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Solution

The fourth proportional to 64,515,231.60, 96,772,847.40 and 28,683,423.60 is: 43,025,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515,231.60 : 96,772,847.40 = 28,683,423.60 : x
  2. Step 2: Convert to fraction form
    64,515,231.60/96,772,847.40 = 28,683,423.60/x
  3. Step 3: Cross multiply
    64,515,231.60x = 96,772,847.40 × 28,683,423.60
  4. Step 4: Simplify right side
    64,515,231.60x = 2,775,776,574,952,359
  5. Step 5: Solve for x
    x = 2,775,776,574,952,359/64,515,231.60
  6. Step 6: Final answer
    x = 43,025,135.40

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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.