Home / 370,142,138.02-510,850,973.31-234,364,994.36

Finding the Fourth Proportional to 370,142,138.02, 510,850,973.31 and 234,364,994.36

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Solution

The fourth proportional to 370,142,138.02, 510,850,973.31 and 234,364,994.36 is: 323,458,404.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,142,138.02 : 510,850,973.31 = 234,364,994.36 : x
  2. Step 2: Convert to fraction form
    370,142,138.02/510,850,973.31 = 234,364,994.36/x
  3. Step 3: Cross multiply
    370,142,138.02x = 510,850,973.31 × 234,364,994.36
  4. Step 4: Simplify right side
    370,142,138.02x = 119,725,585,477,426,848
  5. Step 5: Solve for x
    x = 119,725,585,477,426,848/370,142,138.02
  6. Step 6: Final answer
    x = 323,458,404.71

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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.