Home / 1,049,344,043.20-1,574,016,064.80-322,368,913.60

Finding the Fourth Proportional to 1,049,344,043.20, 1,574,016,064.80 and 322,368,913.60

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Solution

The fourth proportional to 1,049,344,043.20, 1,574,016,064.80 and 322,368,913.60 is: 483,553,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,344,043.20 : 1,574,016,064.80 = 322,368,913.60 : x
  2. Step 2: Convert to fraction form
    1,049,344,043.20/1,574,016,064.80 = 322,368,913.60/x
  3. Step 3: Cross multiply
    1,049,344,043.20x = 1,574,016,064.80 × 322,368,913.60
  4. Step 4: Simplify right side
    1,049,344,043.20x = 507,413,848,798,523,200
  5. Step 5: Solve for x
    x = 507,413,848,798,523,200/1,049,344,043.20
  6. Step 6: Final answer
    x = 483,553,370.40

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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.