Home / 18,164,979,529.80-27,242,367,461.10-5,747,116,547.40

Finding the Fourth Proportional to 18,164,979,529.80, 27,242,367,461.10 and 5,747,116,547.40

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Solution

The fourth proportional to 18,164,979,529.80, 27,242,367,461.10 and 5,747,116,547.40 is: 8,619,060,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,979,529.80 : 27,242,367,461.10 = 5,747,116,547.40 : x
  2. Step 2: Convert to fraction form
    18,164,979,529.80/27,242,367,461.10 = 5,747,116,547.40/x
  3. Step 3: Cross multiply
    18,164,979,529.80x = 27,242,367,461.10 × 5,747,116,547.40
  4. Step 4: Simplify right side
    18,164,979,529.80x = 156,565,060,826,039,123,968
  5. Step 5: Solve for x
    x = 156,565,060,826,039,123,968/18,164,979,529.80
  6. Step 6: Final answer
    x = 8,619,060,680.43

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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.