Home / 309,462,810.77-464,095,733.42-102,162,623.45

Finding the Fourth Proportional to 309,462,810.77, 464,095,733.42 and 102,162,623.45

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Solution

The fourth proportional to 309,462,810.77, 464,095,733.42 and 102,162,623.45 is: 153,211,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,462,810.77 : 464,095,733.42 = 102,162,623.45 : x
  2. Step 2: Convert to fraction form
    309,462,810.77/464,095,733.42 = 102,162,623.45/x
  3. Step 3: Cross multiply
    309,462,810.77x = 464,095,733.42 × 102,162,623.45
  4. Step 4: Simplify right side
    309,462,810.77x = 47,413,237,656,073,968
  5. Step 5: Solve for x
    x = 47,413,237,656,073,968/309,462,810.77
  6. Step 6: Final answer
    x = 153,211,423.17

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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.