Home / 598,769,485.40-898,154,228.10-339,884,672.60

Finding the Fourth Proportional to 598,769,485.40, 898,154,228.10 and 339,884,672.60

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Solution

The fourth proportional to 598,769,485.40, 898,154,228.10 and 339,884,672.60 is: 509,827,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,769,485.40 : 898,154,228.10 = 339,884,672.60 : x
  2. Step 2: Convert to fraction form
    598,769,485.40/898,154,228.10 = 339,884,672.60/x
  3. Step 3: Cross multiply
    598,769,485.40x = 898,154,228.10 × 339,884,672.60
  4. Step 4: Simplify right side
    598,769,485.40x = 305,268,855,762,074,240
  5. Step 5: Solve for x
    x = 305,268,855,762,074,240/598,769,485.40
  6. Step 6: Final answer
    x = 509,827,008.90

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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.