Home / 9,017,803,849.38-12,400,439,693.58-7,826,304,244.38

Finding the Fourth Proportional to 9,017,803,849.38, 12,400,439,693.58 and 7,826,304,244.38

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Solution

The fourth proportional to 9,017,803,849.38, 12,400,439,693.58 and 7,826,304,244.38 is: 10,762,000,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017,803,849.38 : 12,400,439,693.58 = 7,826,304,244.38 : x
  2. Step 2: Convert to fraction form
    9,017,803,849.38/12,400,439,693.58 = 7,826,304,244.38/x
  3. Step 3: Cross multiply
    9,017,803,849.38x = 12,400,439,693.58 × 7,826,304,244.38
  4. Step 4: Simplify right side
    9,017,803,849.38x = 97,049,613,806,043,381,760
  5. Step 5: Solve for x
    x = 97,049,613,806,043,381,760/9,017,803,849.38
  6. Step 6: Final answer
    x = 10,762,000,973.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.