Home / 7,035,630,172.54-9,709,134,352.86-3,820,511,442.76

Finding the Fourth Proportional to 7,035,630,172.54, 9,709,134,352.86 and 3,820,511,442.76

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Solution

The fourth proportional to 7,035,630,172.54, 9,709,134,352.86 and 3,820,511,442.76 is: 5,272,286,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,630,172.54 : 9,709,134,352.86 = 3,820,511,442.76 : x
  2. Step 2: Convert to fraction form
    7,035,630,172.54/9,709,134,352.86 = 3,820,511,442.76/x
  3. Step 3: Cross multiply
    7,035,630,172.54x = 9,709,134,352.86 × 3,820,511,442.76
  4. Step 4: Simplify right side
    7,035,630,172.54x = 37,093,858,894,395,842,560
  5. Step 5: Solve for x
    x = 37,093,858,894,395,842,560/7,035,630,172.54
  6. Step 6: Final answer
    x = 5,272,286,630.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.