Home / 309,562,262.46-464,328,090-115,458,554.70

Finding the Fourth Proportional to 309,562,262.46, 464,328,090 and 115,458,554.70

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Solution

The fourth proportional to 309,562,262.46, 464,328,090 and 115,458,554.70 is: 173,182,124.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,562,262.46 : 464,328,090 = 115,458,554.70 : x
  2. Step 2: Convert to fraction form
    309,562,262.46/464,328,090 = 115,458,554.70/x
  3. Step 3: Cross multiply
    309,562,262.46x = 464,328,090 × 115,458,554.70
  4. Step 4: Simplify right side
    309,562,262.46x = 53,610,650,178,011,528
  5. Step 5: Solve for x
    x = 53,610,650,178,011,528/309,562,262.46
  6. Step 6: Final answer
    x = 173,182,124.18

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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.