Home / 305,531,496,168.04-421,614,466,983.90-168,346,645,393.83

Finding the Fourth Proportional to 305,531,496,168.04, 421,614,466,983.90 and 168,346,645,393.83

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Solution

The fourth proportional to 305,531,496,168.04, 421,614,466,983.90 and 168,346,645,393.83 is: 232,307,902,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,531,496,168.04 : 421,614,466,983.90 = 168,346,645,393.83 : x
  2. Step 2: Convert to fraction form
    305,531,496,168.04/421,614,466,983.90 = 168,346,645,393.83/x
  3. Step 3: Cross multiply
    305,531,496,168.04x = 421,614,466,983.90 × 168,346,645,393.83
  4. Step 4: Simplify right side
    305,531,496,168.04x = 70,977,381,166,247,256,784,896
  5. Step 5: Solve for x
    x = 70,977,381,166,247,256,784,896/305,531,496,168.04
  6. Step 6: Final answer
    x = 232,307,902,970.54

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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.