Home / 1,623,947,484.26-2,240,663,427.09-919,099,465.47

Finding the Fourth Proportional to 1,623,947,484.26, 2,240,663,427.09 and 919,099,465.47

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Solution

The fourth proportional to 1,623,947,484.26, 2,240,663,427.09 and 919,099,465.47 is: 1,268,139,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,947,484.26 : 2,240,663,427.09 = 919,099,465.47 : x
  2. Step 2: Convert to fraction form
    1,623,947,484.26/2,240,663,427.09 = 919,099,465.47/x
  3. Step 3: Cross multiply
    1,623,947,484.26x = 2,240,663,427.09 × 919,099,465.47
  4. Step 4: Simplify right side
    1,623,947,484.26x = 2,059,392,558,136,597,504
  5. Step 5: Solve for x
    x = 2,059,392,558,136,597,504/1,623,947,484.26
  6. Step 6: Final answer
    x = 1,268,139,874.04

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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.