Home / 7,189,174,638.40-10,784,956,351.20-2,827,249,211.20

Finding the Fourth Proportional to 7,189,174,638.40, 10,784,956,351.20 and 2,827,249,211.20

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Solution

The fourth proportional to 7,189,174,638.40, 10,784,956,351.20 and 2,827,249,211.20 is: 4,241,343,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,174,638.40 : 10,784,956,351.20 = 2,827,249,211.20 : x
  2. Step 2: Convert to fraction form
    7,189,174,638.40/10,784,956,351.20 = 2,827,249,211.20/x
  3. Step 3: Cross multiply
    7,189,174,638.40x = 10,784,956,351.20 × 2,827,249,211.20
  4. Step 4: Simplify right side
    7,189,174,638.40x = 30,491,759,336,756,629,504
  5. Step 5: Solve for x
    x = 30,491,759,336,756,629,504/7,189,174,638.40
  6. Step 6: Final answer
    x = 4,241,343,529.74

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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.