Home / 510,642,995.04-766,072,099.44-165,569,713.20

Finding the Fourth Proportional to 510,642,995.04, 766,072,099.44 and 165,569,713.20

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Solution

The fourth proportional to 510,642,995.04, 766,072,099.44 and 165,569,713.20 is: 248,389,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,642,995.04 : 766,072,099.44 = 165,569,713.20 : x
  2. Step 2: Convert to fraction form
    510,642,995.04/766,072,099.44 = 165,569,713.20/x
  3. Step 3: Cross multiply
    510,642,995.04x = 766,072,099.44 × 165,569,713.20
  4. Step 4: Simplify right side
    510,642,995.04x = 126,838,337,794,802,688
  5. Step 5: Solve for x
    x = 126,838,337,794,802,688/510,642,995.04
  6. Step 6: Final answer
    x = 248,389,460.01

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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.