Home / 526,795,463.87-789,934,623.52-260,593,607.55

Finding the Fourth Proportional to 526,795,463.87, 789,934,623.52 and 260,593,607.55

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Solution

The fourth proportional to 526,795,463.87, 789,934,623.52 and 260,593,607.55 is: 390,762,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,795,463.87 : 789,934,623.52 = 260,593,607.55 : x
  2. Step 2: Convert to fraction form
    526,795,463.87/789,934,623.52 = 260,593,607.55/x
  3. Step 3: Cross multiply
    526,795,463.87x = 789,934,623.52 × 260,593,607.55
  4. Step 4: Simplify right side
    526,795,463.87x = 205,851,913,274,525,952
  5. Step 5: Solve for x
    x = 205,851,913,274,525,952/526,795,463.87
  6. Step 6: Final answer
    x = 390,762,501.56

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1.5x scale

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.