Home / 348,423,599.93-480,837,265.21-189,646,052.19

Finding the Fourth Proportional to 348,423,599.93, 480,837,265.21 and 189,646,052.19

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Solution

The fourth proportional to 348,423,599.93, 480,837,265.21 and 189,646,052.19 is: 261,718,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,423,599.93 : 480,837,265.21 = 189,646,052.19 : x
  2. Step 2: Convert to fraction form
    348,423,599.93/480,837,265.21 = 189,646,052.19/x
  3. Step 3: Cross multiply
    348,423,599.93x = 480,837,265.21 × 189,646,052.19
  4. Step 4: Simplify right side
    348,423,599.93x = 91,188,889,090,822,144
  5. Step 5: Solve for x
    x = 91,188,889,090,822,144/348,423,599.93
  6. Step 6: Final answer
    x = 261,718,463.13

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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.