Home / 9,109,158,833.40-13,663,738,250.10-7,272,498,737.40

Finding the Fourth Proportional to 9,109,158,833.40, 13,663,738,250.10 and 7,272,498,737.40

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Solution

The fourth proportional to 9,109,158,833.40, 13,663,738,250.10 and 7,272,498,737.40 is: 10,908,748,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,158,833.40 : 13,663,738,250.10 = 7,272,498,737.40 : x
  2. Step 2: Convert to fraction form
    9,109,158,833.40/13,663,738,250.10 = 7,272,498,737.40/x
  3. Step 3: Cross multiply
    9,109,158,833.40x = 13,663,738,250.10 × 7,272,498,737.40
  4. Step 4: Simplify right side
    9,109,158,833.40x = 99,369,519,172,016,340,992
  5. Step 5: Solve for x
    x = 99,369,519,172,016,340,992/9,109,158,833.40
  6. Step 6: Final answer
    x = 10,908,748,106.10

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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.