Home / 1,124,492,851,448.20-1,686,207,560,206.80-435,617,507,043.10

Finding the Fourth Proportional to 1,124,492,851,448.20, 1,686,207,560,206.80 and 435,617,507,043.10

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Solution

The fourth proportional to 1,124,492,851,448.20, 1,686,207,560,206.80 and 435,617,507,043.10 is: 653,220,278,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,492,851,448.20 : 1,686,207,560,206.80 = 435,617,507,043.10 : x
  2. Step 2: Convert to fraction form
    1,124,492,851,448.20/1,686,207,560,206.80 = 435,617,507,043.10/x
  3. Step 3: Cross multiply
    1,124,492,851,448.20x = 1,686,207,560,206.80 × 435,617,507,043.10
  4. Step 4: Simplify right side
    1,124,492,851,448.20x = 734,541,533,734,514,194,382,848
  5. Step 5: Solve for x
    x = 734,541,533,734,514,194,382,848/1,124,492,851,448.20
  6. Step 6: Final answer
    x = 653,220,278,624.73

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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.