Home / 511,496,802.49-767,241,984.21-275,257,603.71

Finding the Fourth Proportional to 511,496,802.49, 767,241,984.21 and 275,257,603.71

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Solution

The fourth proportional to 511,496,802.49, 767,241,984.21 and 275,257,603.71 is: 412,884,673.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,496,802.49 : 767,241,984.21 = 275,257,603.71 : x
  2. Step 2: Convert to fraction form
    511,496,802.49/767,241,984.21 = 275,257,603.71/x
  3. Step 3: Cross multiply
    511,496,802.49x = 767,241,984.21 × 275,257,603.71
  4. Step 4: Simplify right side
    511,496,802.49x = 211,189,190,038,777,664
  5. Step 5: Solve for x
    x = 211,189,190,038,777,664/511,496,802.49
  6. Step 6: Final answer
    x = 412,884,673.00

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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.