Home / 549,121,140.24-757,801,971.81-323,075,902.70

Finding the Fourth Proportional to 549,121,140.24, 757,801,971.81 and 323,075,902.70

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Solution

The fourth proportional to 549,121,140.24, 757,801,971.81 and 323,075,902.70 is: 445,853,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,121,140.24 : 757,801,971.81 = 323,075,902.70 : x
  2. Step 2: Convert to fraction form
    549,121,140.24/757,801,971.81 = 323,075,902.70/x
  3. Step 3: Cross multiply
    549,121,140.24x = 757,801,971.81 × 323,075,902.70
  4. Step 4: Simplify right side
    549,121,140.24x = 244,827,556,106,566,656
  5. Step 5: Solve for x
    x = 244,827,556,106,566,656/549,121,140.24
  6. Step 6: Final answer
    x = 445,853,452.30

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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.