Home / 776,746,126.98-1,165,129,287.24-259,176,567.48

Finding the Fourth Proportional to 776,746,126.98, 1,165,129,287.24 and 259,176,567.48

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Solution

The fourth proportional to 776,746,126.98, 1,165,129,287.24 and 259,176,567.48 is: 388,768,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,746,126.98 : 1,165,129,287.24 = 259,176,567.48 : x
  2. Step 2: Convert to fraction form
    776,746,126.98/1,165,129,287.24 = 259,176,567.48/x
  3. Step 3: Cross multiply
    776,746,126.98x = 1,165,129,287.24 × 259,176,567.48
  4. Step 4: Simplify right side
    776,746,126.98x = 301,974,209,337,282,176
  5. Step 5: Solve for x
    x = 301,974,209,337,282,176/776,746,126.98
  6. Step 6: Final answer
    x = 388,768,220.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.