Home / 1,351,526,851.72-1,865,107,070.58-733,428,163.72

Finding the Fourth Proportional to 1,351,526,851.72, 1,865,107,070.58 and 733,428,163.72

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Solution

The fourth proportional to 1,351,526,851.72, 1,865,107,070.58 and 733,428,163.72 is: 1,012,130,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,526,851.72 : 1,865,107,070.58 = 733,428,163.72 : x
  2. Step 2: Convert to fraction form
    1,351,526,851.72/1,865,107,070.58 = 733,428,163.72/x
  3. Step 3: Cross multiply
    1,351,526,851.72x = 1,865,107,070.58 × 733,428,163.72
  4. Step 4: Simplify right side
    1,351,526,851.72x = 1,367,922,053,916,677,888
  5. Step 5: Solve for x
    x = 1,367,922,053,916,677,888/1,351,526,851.72
  6. Step 6: Final answer
    x = 1,012,130,874.19

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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.