Home / 648,421,160.34-894,810,519.09-351,061,024.98

Finding the Fourth Proportional to 648,421,160.34, 894,810,519.09 and 351,061,024.98

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Solution

The fourth proportional to 648,421,160.34, 894,810,519.09 and 351,061,024.98 is: 484,458,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,421,160.34 : 894,810,519.09 = 351,061,024.98 : x
  2. Step 2: Convert to fraction form
    648,421,160.34/894,810,519.09 = 351,061,024.98/x
  3. Step 3: Cross multiply
    648,421,160.34x = 894,810,519.09 × 351,061,024.98
  4. Step 4: Simplify right side
    648,421,160.34x = 314,133,097,994,621,312
  5. Step 5: Solve for x
    x = 314,133,097,994,621,312/648,421,160.34
  6. Step 6: Final answer
    x = 484,458,431.04

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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.