Home / 630,088,710.40-943,621,411.20-306,594,668.80

Finding the Fourth Proportional to 630,088,710.40, 943,621,411.20 and 306,594,668.80

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Solution

The fourth proportional to 630,088,710.40, 943,621,411.20 and 306,594,668.80 is: 459,156,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,088,710.40 : 943,621,411.20 = 306,594,668.80 : x
  2. Step 2: Convert to fraction form
    630,088,710.40/943,621,411.20 = 306,594,668.80/x
  3. Step 3: Cross multiply
    630,088,710.40x = 943,621,411.20 × 306,594,668.80
  4. Step 4: Simplify right side
    630,088,710.40x = 289,309,294,039,452,608
  5. Step 5: Solve for x
    x = 289,309,294,039,452,608/630,088,710.40
  6. Step 6: Final answer
    x = 459,156,447.76

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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.