Home / 1,585,148,581.80-2,376,872,567.10-663,984,181.80

Finding the Fourth Proportional to 1,585,148,581.80, 2,376,872,567.10 and 663,984,181.80

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Solution

The fourth proportional to 1,585,148,581.80, 2,376,872,567.10 and 663,984,181.80 is: 995,620,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,148,581.80 : 2,376,872,567.10 = 663,984,181.80 : x
  2. Step 2: Convert to fraction form
    1,585,148,581.80/2,376,872,567.10 = 663,984,181.80/x
  3. Step 3: Cross multiply
    1,585,148,581.80x = 2,376,872,567.10 × 663,984,181.80
  4. Step 4: Simplify right side
    1,585,148,581.80x = 1,578,205,786,708,759,040
  5. Step 5: Solve for x
    x = 1,578,205,786,708,759,040/1,585,148,581.80
  6. Step 6: Final answer
    x = 995,620,098.22

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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.