Home / 1,458,440,431.57-2,187,666,257.01-353,043,479.62

Finding the Fourth Proportional to 1,458,440,431.57, 2,187,666,257.01 and 353,043,479.62

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Solution

The fourth proportional to 1,458,440,431.57, 2,187,666,257.01 and 353,043,479.62 is: 529,566,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,440,431.57 : 2,187,666,257.01 = 353,043,479.62 : x
  2. Step 2: Convert to fraction form
    1,458,440,431.57/2,187,666,257.01 = 353,043,479.62/x
  3. Step 3: Cross multiply
    1,458,440,431.57x = 2,187,666,257.01 × 353,043,479.62
  4. Step 4: Simplify right side
    1,458,440,431.57x = 772,341,307,622,071,680
  5. Step 5: Solve for x
    x = 772,341,307,622,071,680/1,458,440,431.57
  6. Step 6: Final answer
    x = 529,566,577.35

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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.