Home / 985,686,246.40-1,476,737,779.20-802,944,025.60

Finding the Fourth Proportional to 985,686,246.40, 1,476,737,779.20 and 802,944,025.60

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Solution

The fourth proportional to 985,686,246.40, 1,476,737,779.20 and 802,944,025.60 is: 1,202,956,601.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,686,246.40 : 1,476,737,779.20 = 802,944,025.60 : x
  2. Step 2: Convert to fraction form
    985,686,246.40/1,476,737,779.20 = 802,944,025.60/x
  3. Step 3: Cross multiply
    985,686,246.40x = 1,476,737,779.20 × 802,944,025.60
  4. Step 4: Simplify right side
    985,686,246.40x = 1,185,737,777,186,451,968
  5. Step 5: Solve for x
    x = 1,185,737,777,186,451,968/985,686,246.40
  6. Step 6: Final answer
    x = 1,202,956,601.57

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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.