Home / 315,228,900,029.85-473,597,688,321.54-202,130,211,955.90

Finding the Fourth Proportional to 315,228,900,029.85, 473,597,688,321.54 and 202,130,211,955.90

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Solution

The fourth proportional to 315,228,900,029.85, 473,597,688,321.54 and 202,130,211,955.90 is: 303,679,012,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,228,900,029.85 : 473,597,688,321.54 = 202,130,211,955.90 : x
  2. Step 2: Convert to fraction form
    315,228,900,029.85/473,597,688,321.54 = 202,130,211,955.90/x
  3. Step 3: Cross multiply
    315,228,900,029.85x = 473,597,688,321.54 × 202,130,211,955.90
  4. Step 4: Simplify right side
    315,228,900,029.85x = 95,728,401,122,257,138,614,272
  5. Step 5: Solve for x
    x = 95,728,401,122,257,138,614,272/315,228,900,029.85
  6. Step 6: Final answer
    x = 303,679,012,657.76

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1.5x scale

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.