Home / 581,190,175.05-802,808,034.83-430,787,730.15

Finding the Fourth Proportional to 581,190,175.05, 802,808,034.83 and 430,787,730.15

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Solution

The fourth proportional to 581,190,175.05, 802,808,034.83 and 430,787,730.15 is: 595,054,537.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,190,175.05 : 802,808,034.83 = 430,787,730.15 : x
  2. Step 2: Convert to fraction form
    581,190,175.05/802,808,034.83 = 430,787,730.15/x
  3. Step 3: Cross multiply
    581,190,175.05x = 802,808,034.83 × 430,787,730.15
  4. Step 4: Simplify right side
    581,190,175.05x = 345,839,851,068,443,904
  5. Step 5: Solve for x
    x = 345,839,851,068,443,904/581,190,175.05
  6. Step 6: Final answer
    x = 595,054,537.94

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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.