Home / 613,036,218.30-919,554,327.45-546,523,424.70

Finding the Fourth Proportional to 613,036,218.30, 919,554,327.45 and 546,523,424.70

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Solution

The fourth proportional to 613,036,218.30, 919,554,327.45 and 546,523,424.70 is: 819,785,137.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,036,218.30 : 919,554,327.45 = 546,523,424.70 : x
  2. Step 2: Convert to fraction form
    613,036,218.30/919,554,327.45 = 546,523,424.70/x
  3. Step 3: Cross multiply
    613,036,218.30x = 919,554,327.45 × 546,523,424.70
  4. Step 4: Simplify right side
    613,036,218.30x = 502,557,980,235,679,296
  5. Step 5: Solve for x
    x = 502,557,980,235,679,296/613,036,218.30
  6. Step 6: Final answer
    x = 819,785,137.05

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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.