Home / 553,811,060.61-764,494,585.71-345,070,336.02

Finding the Fourth Proportional to 553,811,060.61, 764,494,585.71 and 345,070,336.02

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Solution

The fourth proportional to 553,811,060.61, 764,494,585.71 and 345,070,336.02 is: 476,343,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,060.61 : 764,494,585.71 = 345,070,336.02 : x
  2. Step 2: Convert to fraction form
    553,811,060.61/764,494,585.71 = 345,070,336.02/x
  3. Step 3: Cross multiply
    553,811,060.61x = 764,494,585.71 × 345,070,336.02
  4. Step 4: Simplify right side
    553,811,060.61x = 263,804,403,576,420,384
  5. Step 5: Solve for x
    x = 263,804,403,576,420,384/553,811,060.61
  6. Step 6: Final answer
    x = 476,343,688.92

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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.