Home / 537,299,980.60-804,606,278.10-429,804,556.60

Finding the Fourth Proportional to 537,299,980.60, 804,606,278.10 and 429,804,556.60

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Solution

The fourth proportional to 537,299,980.60, 804,606,278.10 and 429,804,556.60 is: 643,631,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,299,980.60 : 804,606,278.10 = 429,804,556.60 : x
  2. Step 2: Convert to fraction form
    537,299,980.60/804,606,278.10 = 429,804,556.60/x
  3. Step 3: Cross multiply
    537,299,980.60x = 804,606,278.10 × 429,804,556.60
  4. Step 4: Simplify right side
    537,299,980.60x = 345,823,444,596,346,816
  5. Step 5: Solve for x
    x = 345,823,444,596,346,816/537,299,980.60
  6. Step 6: Final answer
    x = 643,631,969.26

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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.