Home / 1,030,796,764.47-1,422,487,577.54-560,889,989.26

Finding the Fourth Proportional to 1,030,796,764.47, 1,422,487,577.54 and 560,889,989.26

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Solution

The fourth proportional to 1,030,796,764.47, 1,422,487,577.54 and 560,889,989.26 is: 774,021,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,796,764.47 : 1,422,487,577.54 = 560,889,989.26 : x
  2. Step 2: Convert to fraction form
    1,030,796,764.47/1,422,487,577.54 = 560,889,989.26/x
  3. Step 3: Cross multiply
    1,030,796,764.47x = 1,422,487,577.54 × 560,889,989.26
  4. Step 4: Simplify right side
    1,030,796,764.47x = 797,859,042,088,893,952
  5. Step 5: Solve for x
    x = 797,859,042,088,893,952/1,030,796,764.47
  6. Step 6: Final answer
    x = 774,021,678.75

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Double scale
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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.