Home / 481,553,385.40-722,330,078.10-118,047,741.40

Finding the Fourth Proportional to 481,553,385.40, 722,330,078.10 and 118,047,741.40

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Solution

The fourth proportional to 481,553,385.40, 722,330,078.10 and 118,047,741.40 is: 177,071,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,553,385.40 : 722,330,078.10 = 118,047,741.40 : x
  2. Step 2: Convert to fraction form
    481,553,385.40/722,330,078.10 = 118,047,741.40/x
  3. Step 3: Cross multiply
    481,553,385.40x = 722,330,078.10 × 118,047,741.40
  4. Step 4: Simplify right side
    481,553,385.40x = 85,269,434,264,990,608
  5. Step 5: Solve for x
    x = 85,269,434,264,990,608/481,553,385.40
  6. Step 6: Final answer
    x = 177,071,612.10

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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.