Home / 630,088,589.40-943,621,229.70-306,594,547.80

Finding the Fourth Proportional to 630,088,589.40, 943,621,229.70 and 306,594,547.80

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Solution

The fourth proportional to 630,088,589.40, 943,621,229.70 and 306,594,547.80 is: 459,156,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,088,589.40 : 943,621,229.70 = 306,594,547.80 : x
  2. Step 2: Convert to fraction form
    630,088,589.40/943,621,229.70 = 306,594,547.80/x
  3. Step 3: Cross multiply
    630,088,589.40x = 943,621,229.70 × 306,594,547.80
  4. Step 4: Simplify right side
    630,088,589.40x = 289,309,124,214,351,424
  5. Step 5: Solve for x
    x = 289,309,124,214,351,424/630,088,589.40
  6. Step 6: Final answer
    x = 459,156,266.41

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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.