Home / 746,420,576.80-1,030,265,273.76-433,255,682.72

Finding the Fourth Proportional to 746,420,576.80, 1,030,265,273.76 and 433,255,682.72

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Solution

The fourth proportional to 746,420,576.80, 1,030,265,273.76 and 433,255,682.72 is: 598,011,762.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,420,576.80 : 1,030,265,273.76 = 433,255,682.72 : x
  2. Step 2: Convert to fraction form
    746,420,576.80/1,030,265,273.76 = 433,255,682.72/x
  3. Step 3: Cross multiply
    746,420,576.80x = 1,030,265,273.76 × 433,255,682.72
  4. Step 4: Simplify right side
    746,420,576.80x = 446,368,284,565,596,544
  5. Step 5: Solve for x
    x = 446,368,284,565,596,544/746,420,576.80
  6. Step 6: Final answer
    x = 598,011,762.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.