Home / 567,376,854.83-783,015,148.38-313,056,968.65

Finding the Fourth Proportional to 567,376,854.83, 783,015,148.38 and 313,056,968.65

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Solution

The fourth proportional to 567,376,854.83, 783,015,148.38 and 313,056,968.65 is: 432,037,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,376,854.83 : 783,015,148.38 = 313,056,968.65 : x
  2. Step 2: Convert to fraction form
    567,376,854.83/783,015,148.38 = 313,056,968.65/x
  3. Step 3: Cross multiply
    567,376,854.83x = 783,015,148.38 × 313,056,968.65
  4. Step 4: Simplify right side
    567,376,854.83x = 245,128,348,758,104,832
  5. Step 5: Solve for x
    x = 245,128,348,758,104,832/567,376,854.83
  6. Step 6: Final answer
    x = 432,037,977.35

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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.