Home / 537,256,211.80-805,884,317.70-494,258,042.20

Finding the Fourth Proportional to 537,256,211.80, 805,884,317.70 and 494,258,042.20

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Solution

The fourth proportional to 537,256,211.80, 805,884,317.70 and 494,258,042.20 is: 741,387,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,256,211.80 : 805,884,317.70 = 494,258,042.20 : x
  2. Step 2: Convert to fraction form
    537,256,211.80/805,884,317.70 = 494,258,042.20/x
  3. Step 3: Cross multiply
    537,256,211.80x = 805,884,317.70 × 494,258,042.20
  4. Step 4: Simplify right side
    537,256,211.80x = 398,314,805,106,084,800
  5. Step 5: Solve for x
    x = 398,314,805,106,084,800/537,256,211.80
  6. Step 6: Final answer
    x = 741,387,063.30

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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.