Home / 12,117,210,836.20-18,175,816,254.30-10,851,956,103.40

Finding the Fourth Proportional to 12,117,210,836.20, 18,175,816,254.30 and 10,851,956,103.40

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Solution

The fourth proportional to 12,117,210,836.20, 18,175,816,254.30 and 10,851,956,103.40 is: 16,277,934,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,117,210,836.20 : 18,175,816,254.30 = 10,851,956,103.40 : x
  2. Step 2: Convert to fraction form
    12,117,210,836.20/18,175,816,254.30 = 10,851,956,103.40/x
  3. Step 3: Cross multiply
    12,117,210,836.20x = 18,175,816,254.30 × 10,851,956,103.40
  4. Step 4: Simplify right side
    12,117,210,836.20x = 197,243,160,135,127,793,664
  5. Step 5: Solve for x
    x = 197,243,160,135,127,793,664/12,117,210,836.20
  6. Step 6: Final answer
    x = 16,277,934,155.10

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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.