Home / 315,534,752.82-473,352,984.27-97,185,022.74

Finding the Fourth Proportional to 315,534,752.82, 473,352,984.27 and 97,185,022.74

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Solution

The fourth proportional to 315,534,752.82, 473,352,984.27 and 97,185,022.74 is: 145,793,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,534,752.82 : 473,352,984.27 = 97,185,022.74 : x
  2. Step 2: Convert to fraction form
    315,534,752.82/473,352,984.27 = 97,185,022.74/x
  3. Step 3: Cross multiply
    315,534,752.82x = 473,352,984.27 × 97,185,022.74
  4. Step 4: Simplify right side
    315,534,752.82x = 46,002,820,540,326,808
  5. Step 5: Solve for x
    x = 46,002,820,540,326,808/315,534,752.82
  6. Step 6: Final answer
    x = 145,793,197.51

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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.