Home / 746,420,568.80-1,030,265,262.72-433,255,674.72

Finding the Fourth Proportional to 746,420,568.80, 1,030,265,262.72 and 433,255,674.72

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Solution

The fourth proportional to 746,420,568.80, 1,030,265,262.72 and 433,255,674.72 is: 598,011,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,420,568.80 : 1,030,265,262.72 = 433,255,674.72 : x
  2. Step 2: Convert to fraction form
    746,420,568.80/1,030,265,262.72 = 433,255,674.72/x
  3. Step 3: Cross multiply
    746,420,568.80x = 1,030,265,262.72 × 433,255,674.72
  4. Step 4: Simplify right side
    746,420,568.80x = 446,368,271,540,331,712
  5. Step 5: Solve for x
    x = 446,368,271,540,331,712/746,420,568.80
  6. Step 6: Final answer
    x = 598,011,751.28

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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.