Home / 1,124,991,948.36-1,687,526,193.03-534,477,428.40

Finding the Fourth Proportional to 1,124,991,948.36, 1,687,526,193.03 and 534,477,428.40

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Solution

The fourth proportional to 1,124,991,948.36, 1,687,526,193.03 and 534,477,428.40 is: 801,734,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,991,948.36 : 1,687,526,193.03 = 534,477,428.40 : x
  2. Step 2: Convert to fraction form
    1,124,991,948.36/1,687,526,193.03 = 534,477,428.40/x
  3. Step 3: Cross multiply
    1,124,991,948.36x = 1,687,526,193.03 × 534,477,428.40
  4. Step 4: Simplify right side
    1,124,991,948.36x = 901,944,660,008,316,288
  5. Step 5: Solve for x
    x = 901,944,660,008,316,288/1,124,991,948.36
  6. Step 6: Final answer
    x = 801,734,324.70

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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.