Home / 348,265,713.96-480,592,275.98-189,496,490.42

Finding the Fourth Proportional to 348,265,713.96, 480,592,275.98 and 189,496,490.42

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Solution

The fourth proportional to 348,265,713.96, 480,592,275.98 and 189,496,490.42 is: 261,497,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,265,713.96 : 480,592,275.98 = 189,496,490.42 : x
  2. Step 2: Convert to fraction form
    348,265,713.96/480,592,275.98 = 189,496,490.42/x
  3. Step 3: Cross multiply
    348,265,713.96x = 480,592,275.98 × 189,496,490.42
  4. Step 4: Simplify right side
    348,265,713.96x = 91,070,549,621,424,080
  5. Step 5: Solve for x
    x = 91,070,549,621,424,080/348,265,713.96
  6. Step 6: Final answer
    x = 261,497,316.48

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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.