Home / 1,533,238,547.04-2,115,865,012.82-855,056,234.57

Finding the Fourth Proportional to 1,533,238,547.04, 2,115,865,012.82 and 855,056,234.57

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Solution

The fourth proportional to 1,533,238,547.04, 2,115,865,012.82 and 855,056,234.57 is: 1,179,975,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,238,547.04 : 2,115,865,012.82 = 855,056,234.57 : x
  2. Step 2: Convert to fraction form
    1,533,238,547.04/2,115,865,012.82 = 855,056,234.57/x
  3. Step 3: Cross multiply
    1,533,238,547.04x = 2,115,865,012.82 × 855,056,234.57
  4. Step 4: Simplify right side
    1,533,238,547.04x = 1,809,183,570,705,419,520
  5. Step 5: Solve for x
    x = 1,809,183,570,705,419,520/1,533,238,547.04
  6. Step 6: Final answer
    x = 1,179,975,271.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.