Home / 288,620,298.80-432,991,705.80-94,517,376.56

Finding the Fourth Proportional to 288,620,298.80, 432,991,705.80 and 94,517,376.56

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Solution

The fourth proportional to 288,620,298.80, 432,991,705.80 and 94,517,376.56 is: 141,796,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,620,298.80 : 432,991,705.80 = 94,517,376.56 : x
  2. Step 2: Convert to fraction form
    288,620,298.80/432,991,705.80 = 94,517,376.56/x
  3. Step 3: Cross multiply
    288,620,298.80x = 432,991,705.80 × 94,517,376.56
  4. Step 4: Simplify right side
    288,620,298.80x = 40,925,240,104,455,336
  5. Step 5: Solve for x
    x = 40,925,240,104,455,336/288,620,298.80
  6. Step 6: Final answer
    x = 141,796,125.48

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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.