Home / 1,579,754,975.19-2,180,069,148.51-874,892,179.77

Finding the Fourth Proportional to 1,579,754,975.19, 2,180,069,148.51 and 874,892,179.77

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Solution

The fourth proportional to 1,579,754,975.19, 2,180,069,148.51 and 874,892,179.77 is: 1,207,355,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,754,975.19 : 2,180,069,148.51 = 874,892,179.77 : x
  2. Step 2: Convert to fraction form
    1,579,754,975.19/2,180,069,148.51 = 874,892,179.77/x
  3. Step 3: Cross multiply
    1,579,754,975.19x = 2,180,069,148.51 × 874,892,179.77
  4. Step 4: Simplify right side
    1,579,754,975.19x = 1,907,325,449,389,241,856
  5. Step 5: Solve for x
    x = 1,907,325,449,389,241,856/1,579,754,975.19
  6. Step 6: Final answer
    x = 1,207,355,241.38

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1.5x scale

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.