Home / 315,363,359.32-473,046,203.22-97,012,189.24

Finding the Fourth Proportional to 315,363,359.32, 473,046,203.22 and 97,012,189.24

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Solution

The fourth proportional to 315,363,359.32, 473,046,203.22 and 97,012,189.24 is: 145,518,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,363,359.32 : 473,046,203.22 = 97,012,189.24 : x
  2. Step 2: Convert to fraction form
    315,363,359.32/473,046,203.22 = 97,012,189.24/x
  3. Step 3: Cross multiply
    315,363,359.32x = 473,046,203.22 × 97,012,189.24
  4. Step 4: Simplify right side
    315,363,359.32x = 45,891,247,786,042,136
  5. Step 5: Solve for x
    x = 45,891,247,786,042,136/315,363,359.32
  6. Step 6: Final answer
    x = 145,518,642.00

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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.