Home / 561,094,114.95-774,333,791.78-313,575,461.91

Finding the Fourth Proportional to 561,094,114.95, 774,333,791.78 and 313,575,461.91

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Solution

The fourth proportional to 561,094,114.95, 774,333,791.78 and 313,575,461.91 is: 432,747,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,094,114.95 : 774,333,791.78 = 313,575,461.91 : x
  2. Step 2: Convert to fraction form
    561,094,114.95/774,333,791.78 = 313,575,461.91/x
  3. Step 3: Cross multiply
    561,094,114.95x = 774,333,791.78 × 313,575,461.91
  4. Step 4: Simplify right side
    561,094,114.95x = 242,812,076,428,367,392
  5. Step 5: Solve for x
    x = 242,812,076,428,367,392/561,094,114.95
  6. Step 6: Final answer
    x = 432,747,501.64

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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.