Home / 757,843,805.64-1,046,848,064.68-571,083,811.32

Finding the Fourth Proportional to 757,843,805.64, 1,046,848,064.68 and 571,083,811.32

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Solution

The fourth proportional to 757,843,805.64, 1,046,848,064.68 and 571,083,811.32 is: 788,867,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,843,805.64 : 1,046,848,064.68 = 571,083,811.32 : x
  2. Step 2: Convert to fraction form
    757,843,805.64/1,046,848,064.68 = 571,083,811.32/x
  3. Step 3: Cross multiply
    757,843,805.64x = 1,046,848,064.68 × 571,083,811.32
  4. Step 4: Simplify right side
    757,843,805.64x = 597,837,982,650,420,352
  5. Step 5: Solve for x
    x = 597,837,982,650,420,352/757,843,805.64
  6. Step 6: Final answer
    x = 788,867,017.45

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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.