Home / 1,152,974,462.40-1,729,988,705.52-627,556,460.40

Finding the Fourth Proportional to 1,152,974,462.40, 1,729,988,705.52 and 627,556,460.40

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Solution

The fourth proportional to 1,152,974,462.40, 1,729,988,705.52 and 627,556,460.40 is: 941,621,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,974,462.40 : 1,729,988,705.52 = 627,556,460.40 : x
  2. Step 2: Convert to fraction form
    1,152,974,462.40/1,729,988,705.52 = 627,556,460.40/x
  3. Step 3: Cross multiply
    1,152,974,462.40x = 1,729,988,705.52 × 627,556,460.40
  4. Step 4: Simplify right side
    1,152,974,462.40x = 1,085,665,588,568,109,056
  5. Step 5: Solve for x
    x = 1,085,665,588,568,109,056/1,152,974,462.40
  6. Step 6: Final answer
    x = 941,621,539.74

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1.5x scale

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.