Home / 549,121,146-757,801,979.76-323,075,908.44

Finding the Fourth Proportional to 549,121,146, 757,801,979.76 and 323,075,908.44

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Solution

The fourth proportional to 549,121,146, 757,801,979.76 and 323,075,908.44 is: 445,853,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,121,146 : 757,801,979.76 = 323,075,908.44 : x
  2. Step 2: Convert to fraction form
    549,121,146/757,801,979.76 = 323,075,908.44/x
  3. Step 3: Cross multiply
    549,121,146x = 757,801,979.76 × 323,075,908.44
  4. Step 4: Simplify right side
    549,121,146x = 244,827,563,028,592,480
  5. Step 5: Solve for x
    x = 244,827,563,028,592,480/549,121,146
  6. Step 6: Final answer
    x = 445,853,460.23

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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.