Home / 1,818,547,036.40-2,727,820,554.60-1,644,207,816.35

Finding the Fourth Proportional to 1,818,547,036.40, 2,727,820,554.60 and 1,644,207,816.35

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Solution

The fourth proportional to 1,818,547,036.40, 2,727,820,554.60 and 1,644,207,816.35 is: 2,466,311,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,547,036.40 : 2,727,820,554.60 = 1,644,207,816.35 : x
  2. Step 2: Convert to fraction form
    1,818,547,036.40/2,727,820,554.60 = 1,644,207,816.35/x
  3. Step 3: Cross multiply
    1,818,547,036.40x = 2,727,820,554.60 × 1,644,207,816.35
  4. Step 4: Simplify right side
    1,818,547,036.40x = 4,485,103,877,473,511,424
  5. Step 5: Solve for x
    x = 4,485,103,877,473,511,424/1,818,547,036.40
  6. Step 6: Final answer
    x = 2,466,311,724.53

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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.