Home / 8,280,196,642,620.90-12,420,547,994,036-2,840,747,191,141.80

Finding the Fourth Proportional to 8,280,196,642,620.90, 12,420,547,994,036 and 2,840,747,191,141.80

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Solution

The fourth proportional to 8,280,196,642,620.90, 12,420,547,994,036 and 2,840,747,191,141.80 is: 4,261,207,595,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280,196,642,620.90 : 12,420,547,994,036 = 2,840,747,191,141.80 : x
  2. Step 2: Convert to fraction form
    8,280,196,642,620.90/12,420,547,994,036 = 2,840,747,191,141.80/x
  3. Step 3: Cross multiply
    8,280,196,642,620.90x = 12,420,547,994,036 × 2,840,747,191,141.80
  4. Step 4: Simplify right side
    8,280,196,642,620.90x = 35,283,636,826,499,682,354,069,504
  5. Step 5: Solve for x
    x = 35,283,636,826,499,682,354,069,504/8,280,196,642,620.90
  6. Step 6: Final answer
    x = 4,261,207,595,588.15

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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.