Home / 293,393,938.10-439,587,022.35-155,014,574.90

Finding the Fourth Proportional to 293,393,938.10, 439,587,022.35 and 155,014,574.90

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Solution

The fourth proportional to 293,393,938.10, 439,587,022.35 and 155,014,574.90 is: 232,255,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,393,938.10 : 439,587,022.35 = 155,014,574.90 : x
  2. Step 2: Convert to fraction form
    293,393,938.10/439,587,022.35 = 155,014,574.90/x
  3. Step 3: Cross multiply
    293,393,938.10x = 439,587,022.35 × 155,014,574.90
  4. Step 4: Simplify right side
    293,393,938.10x = 68,142,395,401,142,056
  5. Step 5: Solve for x
    x = 68,142,395,401,142,056/293,393,938.10
  6. Step 6: Final answer
    x = 232,255,635.01

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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.