Home / 1,124,492,851,454.50-1,686,207,560,216.10-435,617,507,049.40

Finding the Fourth Proportional to 1,124,492,851,454.50, 1,686,207,560,216.10 and 435,617,507,049.40

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Solution

The fourth proportional to 1,124,492,851,454.50, 1,686,207,560,216.10 and 435,617,507,049.40 is: 653,220,278,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,492,851,454.50 : 1,686,207,560,216.10 = 435,617,507,049.40 : x
  2. Step 2: Convert to fraction form
    1,124,492,851,454.50/1,686,207,560,216.10 = 435,617,507,049.40/x
  3. Step 3: Cross multiply
    1,124,492,851,454.50x = 1,686,207,560,216.10 × 435,617,507,049.40
  4. Step 4: Simplify right side
    1,124,492,851,454.50x = 734,541,533,749,188,621,238,272
  5. Step 5: Solve for x
    x = 734,541,533,749,188,621,238,272/1,124,492,851,454.50
  6. Step 6: Final answer
    x = 653,220,278,634.12

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Double scale
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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.