Home / 1,049,458,173.07-1,448,288,017.08-620,663,034.04

Finding the Fourth Proportional to 1,049,458,173.07, 1,448,288,017.08 and 620,663,034.04

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Solution

The fourth proportional to 1,049,458,173.07, 1,448,288,017.08 and 620,663,034.04 is: 856,536,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,458,173.07 : 1,448,288,017.08 = 620,663,034.04 : x
  2. Step 2: Convert to fraction form
    1,049,458,173.07/1,448,288,017.08 = 620,663,034.04/x
  3. Step 3: Cross multiply
    1,049,458,173.07x = 1,448,288,017.08 × 620,663,034.04
  4. Step 4: Simplify right side
    1,049,458,173.07x = 898,898,834,844,648,064
  5. Step 5: Solve for x
    x = 898,898,834,844,648,064/1,049,458,173.07
  6. Step 6: Final answer
    x = 856,536,123.03

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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.