Home / 1,001,711,631.44-1,382,155,046.88-578,317,955.82

Finding the Fourth Proportional to 1,001,711,631.44, 1,382,155,046.88 and 578,317,955.82

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Solution

The fourth proportional to 1,001,711,631.44, 1,382,155,046.88 and 578,317,955.82 is: 797,959,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,711,631.44 : 1,382,155,046.88 = 578,317,955.82 : x
  2. Step 2: Convert to fraction form
    1,001,711,631.44/1,382,155,046.88 = 578,317,955.82/x
  3. Step 3: Cross multiply
    1,001,711,631.44x = 1,382,155,046.88 × 578,317,955.82
  4. Step 4: Simplify right side
    1,001,711,631.44x = 799,325,081,337,938,048
  5. Step 5: Solve for x
    x = 799,325,081,337,938,048/1,001,711,631.44
  6. Step 6: Final answer
    x = 797,959,269.16

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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.