Home / 530,928,266.40-796,392,399.60-440,229,002.40

Finding the Fourth Proportional to 530,928,266.40, 796,392,399.60 and 440,229,002.40

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Solution

The fourth proportional to 530,928,266.40, 796,392,399.60 and 440,229,002.40 is: 660,343,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,928,266.40 : 796,392,399.60 = 440,229,002.40 : x
  2. Step 2: Convert to fraction form
    530,928,266.40/796,392,399.60 = 440,229,002.40/x
  3. Step 3: Cross multiply
    530,928,266.40x = 796,392,399.60 × 440,229,002.40
  4. Step 4: Simplify right side
    530,928,266.40x = 350,595,031,594,850,176
  5. Step 5: Solve for x
    x = 350,595,031,594,850,176/530,928,266.40
  6. Step 6: Final answer
    x = 660,343,503.60

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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.