Home / 315,577,820.10-473,366,730.15-303,484,584.90

Finding the Fourth Proportional to 315,577,820.10, 473,366,730.15 and 303,484,584.90

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Solution

The fourth proportional to 315,577,820.10, 473,366,730.15 and 303,484,584.90 is: 455,226,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,577,820.10 : 473,366,730.15 = 303,484,584.90 : x
  2. Step 2: Convert to fraction form
    315,577,820.10/473,366,730.15 = 303,484,584.90/x
  3. Step 3: Cross multiply
    315,577,820.10x = 473,366,730.15 × 303,484,584.90
  4. Step 4: Simplify right side
    315,577,820.10x = 143,659,505,605,043,040
  5. Step 5: Solve for x
    x = 143,659,505,605,043,040/315,577,820.10
  6. Step 6: Final answer
    x = 455,226,877.35

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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.