Home / 746,772,326.70-1,030,518,801.48-412,237,666.38

Finding the Fourth Proportional to 746,772,326.70, 1,030,518,801.48 and 412,237,666.38

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Solution

The fourth proportional to 746,772,326.70, 1,030,518,801.48 and 412,237,666.38 is: 568,873,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,772,326.70 : 1,030,518,801.48 = 412,237,666.38 : x
  2. Step 2: Convert to fraction form
    746,772,326.70/1,030,518,801.48 = 412,237,666.38/x
  3. Step 3: Cross multiply
    746,772,326.70x = 1,030,518,801.48 × 412,237,666.38
  4. Step 4: Simplify right side
    746,772,326.70x = 424,818,665,882,829,696
  5. Step 5: Solve for x
    x = 424,818,665,882,829,696/746,772,326.70
  6. Step 6: Final answer
    x = 568,873,069.73

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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.