Home / 8,503,067,426.40-12,754,601,139.60-7,686,774,050.40

Finding the Fourth Proportional to 8,503,067,426.40, 12,754,601,139.60 and 7,686,774,050.40

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Solution

The fourth proportional to 8,503,067,426.40, 12,754,601,139.60 and 7,686,774,050.40 is: 11,530,161,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,067,426.40 : 12,754,601,139.60 = 7,686,774,050.40 : x
  2. Step 2: Convert to fraction form
    8,503,067,426.40/12,754,601,139.60 = 7,686,774,050.40/x
  3. Step 3: Cross multiply
    8,503,067,426.40x = 12,754,601,139.60 × 7,686,774,050.40
  4. Step 4: Simplify right side
    8,503,067,426.40x = 98,041,737,063,079,542,784
  5. Step 5: Solve for x
    x = 98,041,737,063,079,542,784/8,503,067,426.40
  6. Step 6: Final answer
    x = 11,530,161,075.60

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1.5x scale

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.