Home / 1,489,171,498.20-2,233,757,247.30-507,706,259.40

Finding the Fourth Proportional to 1,489,171,498.20, 2,233,757,247.30 and 507,706,259.40

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Solution

The fourth proportional to 1,489,171,498.20, 2,233,757,247.30 and 507,706,259.40 is: 761,559,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,171,498.20 : 2,233,757,247.30 = 507,706,259.40 : x
  2. Step 2: Convert to fraction form
    1,489,171,498.20/2,233,757,247.30 = 507,706,259.40/x
  3. Step 3: Cross multiply
    1,489,171,498.20x = 2,233,757,247.30 × 507,706,259.40
  4. Step 4: Simplify right side
    1,489,171,498.20x = 1,134,092,536,434,323,840
  5. Step 5: Solve for x
    x = 1,134,092,536,434,323,840/1,489,171,498.20
  6. Step 6: Final answer
    x = 761,559,389.10

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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.