Home / 757,559,657.16-1,045,134,874.62-439,965,839.16

Finding the Fourth Proportional to 757,559,657.16, 1,045,134,874.62 and 439,965,839.16

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Solution

The fourth proportional to 757,559,657.16, 1,045,134,874.62 and 439,965,839.16 is: 606,980,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,559,657.16 : 1,045,134,874.62 = 439,965,839.16 : x
  2. Step 2: Convert to fraction form
    757,559,657.16/1,045,134,874.62 = 439,965,839.16/x
  3. Step 3: Cross multiply
    757,559,657.16x = 1,045,134,874.62 × 439,965,839.16
  4. Step 4: Simplify right side
    757,559,657.16x = 459,823,642,147,569,728
  5. Step 5: Solve for x
    x = 459,823,642,147,569,728/757,559,657.16
  6. Step 6: Final answer
    x = 606,980,107.51

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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.