Home / 560,992,589.46-774,154,920.69-313,475,977.62

Finding the Fourth Proportional to 560,992,589.46, 774,154,920.69 and 313,475,977.62

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Solution

The fourth proportional to 560,992,589.46, 774,154,920.69 and 313,475,977.62 is: 432,588,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,992,589.46 : 774,154,920.69 = 313,475,977.62 : x
  2. Step 2: Convert to fraction form
    560,992,589.46/774,154,920.69 = 313,475,977.62/x
  3. Step 3: Cross multiply
    560,992,589.46x = 774,154,920.69 × 313,475,977.62
  4. Step 4: Simplify right side
    560,992,589.46x = 242,678,970,592,631,328
  5. Step 5: Solve for x
    x = 242,678,970,592,631,328/560,992,589.46
  6. Step 6: Final answer
    x = 432,588,549.57

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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.