Home / 714,837,932,496.90-986,440,694,038.77-406,148,517,116.49

Finding the Fourth Proportional to 714,837,932,496.90, 986,440,694,038.77 and 406,148,517,116.49

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Solution

The fourth proportional to 714,837,932,496.90, 986,440,694,038.77 and 406,148,517,116.49 is: 560,464,696,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,837,932,496.90 : 986,440,694,038.77 = 406,148,517,116.49 : x
  2. Step 2: Convert to fraction form
    714,837,932,496.90/986,440,694,038.77 = 406,148,517,116.49/x
  3. Step 3: Cross multiply
    714,837,932,496.90x = 986,440,694,038.77 × 406,148,517,116.49
  4. Step 4: Simplify right side
    714,837,932,496.90x = 400,641,425,107,207,669,678,080
  5. Step 5: Solve for x
    x = 400,641,425,107,207,669,678,080/714,837,932,496.90
  6. Step 6: Final answer
    x = 560,464,696,812.86

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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.