Home / 499,243,271.56-748,967,045.24-171,676,242.28

Finding the Fourth Proportional to 499,243,271.56, 748,967,045.24 and 171,676,242.28

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Solution

The fourth proportional to 499,243,271.56, 748,967,045.24 and 171,676,242.28 is: 257,549,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,243,271.56 : 748,967,045.24 = 171,676,242.28 : x
  2. Step 2: Convert to fraction form
    499,243,271.56/748,967,045.24 = 171,676,242.28/x
  3. Step 3: Cross multiply
    499,243,271.56x = 748,967,045.24 × 171,676,242.28
  4. Step 4: Simplify right side
    499,243,271.56x = 128,579,847,918,357,968
  5. Step 5: Solve for x
    x = 128,579,847,918,357,968/499,243,271.56
  6. Step 6: Final answer
    x = 257,549,485.88

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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.