Home / 12,117,210,832.20-18,175,816,248.30-10,851,956,099.40

Finding the Fourth Proportional to 12,117,210,832.20, 18,175,816,248.30 and 10,851,956,099.40

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Solution

The fourth proportional to 12,117,210,832.20, 18,175,816,248.30 and 10,851,956,099.40 is: 16,277,934,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,117,210,832.20 : 18,175,816,248.30 = 10,851,956,099.40 : x
  2. Step 2: Convert to fraction form
    12,117,210,832.20/18,175,816,248.30 = 10,851,956,099.40/x
  3. Step 3: Cross multiply
    12,117,210,832.20x = 18,175,816,248.30 × 10,851,956,099.40
  4. Step 4: Simplify right side
    12,117,210,832.20x = 197,243,159,997,312,794,624
  5. Step 5: Solve for x
    x = 197,243,159,997,312,794,624/12,117,210,832.20
  6. Step 6: Final answer
    x = 16,277,934,149.10

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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.