Home / 492,700,427.37-738,956,454.21-147,654,054.36

Finding the Fourth Proportional to 492,700,427.37, 738,956,454.21 and 147,654,054.36

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Solution

The fourth proportional to 492,700,427.37, 738,956,454.21 and 147,654,054.36 is: 221,452,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,700,427.37 : 738,956,454.21 = 147,654,054.36 : x
  2. Step 2: Convert to fraction form
    492,700,427.37/738,956,454.21 = 147,654,054.36/x
  3. Step 3: Cross multiply
    492,700,427.37x = 738,956,454.21 × 147,654,054.36
  4. Step 4: Simplify right side
    492,700,427.37x = 109,109,916,459,596,208
  5. Step 5: Solve for x
    x = 109,109,916,459,596,208/492,700,427.37
  6. Step 6: Final answer
    x = 221,452,855.32

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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.