Home / 1,023,516,011.80-1,535,274,017.70-368,568,123.40

Finding the Fourth Proportional to 1,023,516,011.80, 1,535,274,017.70 and 368,568,123.40

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Solution

The fourth proportional to 1,023,516,011.80, 1,535,274,017.70 and 368,568,123.40 is: 552,852,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,516,011.80 : 1,535,274,017.70 = 368,568,123.40 : x
  2. Step 2: Convert to fraction form
    1,023,516,011.80/1,535,274,017.70 = 368,568,123.40/x
  3. Step 3: Cross multiply
    1,023,516,011.80x = 1,535,274,017.70 × 368,568,123.40
  4. Step 4: Simplify right side
    1,023,516,011.80x = 565,853,063,608,467,392
  5. Step 5: Solve for x
    x = 565,853,063,608,467,392/1,023,516,011.80
  6. Step 6: Final answer
    x = 552,852,185.10

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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.