Home / 680,448,002.70-1,020,672,004.05-599,826,434.70

Finding the Fourth Proportional to 680,448,002.70, 1,020,672,004.05 and 599,826,434.70

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Solution

The fourth proportional to 680,448,002.70, 1,020,672,004.05 and 599,826,434.70 is: 899,739,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,448,002.70 : 1,020,672,004.05 = 599,826,434.70 : x
  2. Step 2: Convert to fraction form
    680,448,002.70/1,020,672,004.05 = 599,826,434.70/x
  3. Step 3: Cross multiply
    680,448,002.70x = 1,020,672,004.05 × 599,826,434.70
  4. Step 4: Simplify right side
    680,448,002.70x = 612,226,049,187,415,424
  5. Step 5: Solve for x
    x = 612,226,049,187,415,424/680,448,002.70
  6. Step 6: Final answer
    x = 899,739,652.05

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1.5x scale

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.