Home / 1,229,953,263.72-1,697,335,486.50-673,036,294.44

Finding the Fourth Proportional to 1,229,953,263.72, 1,697,335,486.50 and 673,036,294.44

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Solution

The fourth proportional to 1,229,953,263.72, 1,697,335,486.50 and 673,036,294.44 is: 928,790,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,953,263.72 : 1,697,335,486.50 = 673,036,294.44 : x
  2. Step 2: Convert to fraction form
    1,229,953,263.72/1,697,335,486.50 = 673,036,294.44/x
  3. Step 3: Cross multiply
    1,229,953,263.72x = 1,697,335,486.50 × 673,036,294.44
  4. Step 4: Simplify right side
    1,229,953,263.72x = 1,142,368,386,255,474,688
  5. Step 5: Solve for x
    x = 1,142,368,386,255,474,688/1,229,953,263.72
  6. Step 6: Final answer
    x = 928,790,076.79

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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.