Home / 669,703,471.30-924,242,556.71-401,789,386.29

Finding the Fourth Proportional to 669,703,471.30, 924,242,556.71 and 401,789,386.29

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Solution

The fourth proportional to 669,703,471.30, 924,242,556.71 and 401,789,386.29 is: 554,500,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,703,471.30 : 924,242,556.71 = 401,789,386.29 : x
  2. Step 2: Convert to fraction form
    669,703,471.30/924,242,556.71 = 401,789,386.29/x
  3. Step 3: Cross multiply
    669,703,471.30x = 924,242,556.71 × 401,789,386.29
  4. Step 4: Simplify right side
    669,703,471.30x = 371,350,849,644,028,096
  5. Step 5: Solve for x
    x = 371,350,849,644,028,096/669,703,471.30
  6. Step 6: Final answer
    x = 554,500,410.35

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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.