Home / 777,415,560.37-1,164,272,301.67-496,426,115.10

Finding the Fourth Proportional to 777,415,560.37, 1,164,272,301.67 and 496,426,115.10

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Solution

The fourth proportional to 777,415,560.37, 1,164,272,301.67 and 496,426,115.10 is: 743,457,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,415,560.37 : 1,164,272,301.67 = 496,426,115.10 : x
  2. Step 2: Convert to fraction form
    777,415,560.37/1,164,272,301.67 = 496,426,115.10/x
  3. Step 3: Cross multiply
    777,415,560.37x = 1,164,272,301.67 × 496,426,115.10
  4. Step 4: Simplify right side
    777,415,560.37x = 577,975,175,636,573,440
  5. Step 5: Solve for x
    x = 577,975,175,636,573,440/777,415,560.37
  6. Step 6: Final answer
    x = 743,457,174.13

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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.