Home / 145,114,226.56-200,257,632.66-79,924,130.56

Finding the Fourth Proportional to 145,114,226.56, 200,257,632.66 and 79,924,130.56

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Solution

The fourth proportional to 145,114,226.56, 200,257,632.66 and 79,924,130.56 is: 110,295,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,114,226.56 : 200,257,632.66 = 79,924,130.56 : x
  2. Step 2: Convert to fraction form
    145,114,226.56/200,257,632.66 = 79,924,130.56/x
  3. Step 3: Cross multiply
    145,114,226.56x = 200,257,632.66 × 79,924,130.56
  4. Step 4: Simplify right side
    145,114,226.56x = 16,005,417,178,354,360
  5. Step 5: Solve for x
    x = 16,005,417,178,354,360/145,114,226.56
  6. Step 6: Final answer
    x = 110,295,300.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.