Home / 539,457,045.60-809,185,568.40-293,718,727.20

Finding the Fourth Proportional to 539,457,045.60, 809,185,568.40 and 293,718,727.20

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Solution

The fourth proportional to 539,457,045.60, 809,185,568.40 and 293,718,727.20 is: 440,578,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,457,045.60 : 809,185,568.40 = 293,718,727.20 : x
  2. Step 2: Convert to fraction form
    539,457,045.60/809,185,568.40 = 293,718,727.20/x
  3. Step 3: Cross multiply
    539,457,045.60x = 809,185,568.40 × 293,718,727.20
  4. Step 4: Simplify right side
    539,457,045.60x = 237,672,955,219,056,512
  5. Step 5: Solve for x
    x = 237,672,955,219,056,512/539,457,045.60
  6. Step 6: Final answer
    x = 440,578,090.80

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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.