Home / 354,155,435.40-531,233,153.10-181,968,551.40

Finding the Fourth Proportional to 354,155,435.40, 531,233,153.10 and 181,968,551.40

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Solution

The fourth proportional to 354,155,435.40, 531,233,153.10 and 181,968,551.40 is: 272,952,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,155,435.40 : 531,233,153.10 = 181,968,551.40 : x
  2. Step 2: Convert to fraction form
    354,155,435.40/531,233,153.10 = 181,968,551.40/x
  3. Step 3: Cross multiply
    354,155,435.40x = 531,233,153.10 × 181,968,551.40
  4. Step 4: Simplify right side
    354,155,435.40x = 96,667,727,325,261,424
  5. Step 5: Solve for x
    x = 96,667,727,325,261,424/354,155,435.40
  6. Step 6: Final answer
    x = 272,952,827.10

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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.