Home / 746,964,096.77-1,115,603,271.79-676,794,128.40

Finding the Fourth Proportional to 746,964,096.77, 1,115,603,271.79 and 676,794,128.40

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Solution

The fourth proportional to 746,964,096.77, 1,115,603,271.79 and 676,794,128.40 is: 1,010,803,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,964,096.77 : 1,115,603,271.79 = 676,794,128.40 : x
  2. Step 2: Convert to fraction form
    746,964,096.77/1,115,603,271.79 = 676,794,128.40/x
  3. Step 3: Cross multiply
    746,964,096.77x = 1,115,603,271.79 × 676,794,128.40
  4. Step 4: Simplify right side
    746,964,096.77x = 755,033,743,969,609,344
  5. Step 5: Solve for x
    x = 755,033,743,969,609,344/746,964,096.77
  6. Step 6: Final answer
    x = 1,010,803,259.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.