Home / 522,166,436.01-782,980,112.34-153,653,495.13

Finding the Fourth Proportional to 522,166,436.01, 782,980,112.34 and 153,653,495.13

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Solution

The fourth proportional to 522,166,436.01, 782,980,112.34 and 153,653,495.13 is: 230,400,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,166,436.01 : 782,980,112.34 = 153,653,495.13 : x
  2. Step 2: Convert to fraction form
    522,166,436.01/782,980,112.34 = 153,653,495.13/x
  3. Step 3: Cross multiply
    522,166,436.01x = 782,980,112.34 × 153,653,495.13
  4. Step 4: Simplify right side
    522,166,436.01x = 120,307,630,878,321,040
  5. Step 5: Solve for x
    x = 120,307,630,878,321,040/522,166,436.01
  6. Step 6: Final answer
    x = 230,400,926.95

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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.