Home / 648,377,654.04-894,754,733.67-351,012,029.49

Finding the Fourth Proportional to 648,377,654.04, 894,754,733.67 and 351,012,029.49

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Solution

The fourth proportional to 648,377,654.04, 894,754,733.67 and 351,012,029.49 is: 484,393,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,377,654.04 : 894,754,733.67 = 351,012,029.49 : x
  2. Step 2: Convert to fraction form
    648,377,654.04/894,754,733.67 = 351,012,029.49/x
  3. Step 3: Cross multiply
    648,377,654.04x = 894,754,733.67 × 351,012,029.49
  4. Step 4: Simplify right side
    648,377,654.04x = 314,069,674,961,291,136
  5. Step 5: Solve for x
    x = 314,069,674,961,291,136/648,377,654.04
  6. Step 6: Final answer
    x = 484,393,120.28

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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.