Home / 340,544,749,084.21-469,730,318,288.40-218,416,039,363.82

Finding the Fourth Proportional to 340,544,749,084.21, 469,730,318,288.40 and 218,416,039,363.82

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Solution

The fourth proportional to 340,544,749,084.21, 469,730,318,288.40 and 218,416,039,363.82 is: 301,272,111,713.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,544,749,084.21 : 469,730,318,288.40 = 218,416,039,363.82 : x
  2. Step 2: Convert to fraction form
    340,544,749,084.21/469,730,318,288.40 = 218,416,039,363.82/x
  3. Step 3: Cross multiply
    340,544,749,084.21x = 469,730,318,288.40 × 218,416,039,363.82
  4. Step 4: Simplify right side
    340,544,749,084.21x = 102,596,635,689,658,888,486,912
  5. Step 5: Solve for x
    x = 102,596,635,689,658,888,486,912/340,544,749,084.21
  6. Step 6: Final answer
    x = 301,272,111,713.84

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1.5x scale

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.