Home / 1,509,639,527.32-2,263,701,532.08-879,575,527.16

Finding the Fourth Proportional to 1,509,639,527.32, 2,263,701,532.08 and 879,575,527.16

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Solution

The fourth proportional to 1,509,639,527.32, 2,263,701,532.08 and 879,575,527.16 is: 1,318,921,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,639,527.32 : 2,263,701,532.08 = 879,575,527.16 : x
  2. Step 2: Convert to fraction form
    1,509,639,527.32/2,263,701,532.08 = 879,575,527.16/x
  3. Step 3: Cross multiply
    1,509,639,527.32x = 2,263,701,532.08 × 879,575,527.16
  4. Step 4: Simplify right side
    1,509,639,527.32x = 1,991,096,468,412,165,632
  5. Step 5: Solve for x
    x = 1,991,096,468,412,165,632/1,509,639,527.32
  6. Step 6: Final answer
    x = 1,318,921,790.52

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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.