Home / 2,510,174,917,959.30-3,765,262,376,938.80-812,459,593,112.40

Finding the Fourth Proportional to 2,510,174,917,959.30, 3,765,262,376,938.80 and 812,459,593,112.40

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Solution

The fourth proportional to 2,510,174,917,959.30, 3,765,262,376,938.80 and 812,459,593,112.40 is: 1,218,689,389,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,174,917,959.30 : 3,765,262,376,938.80 = 812,459,593,112.40 : x
  2. Step 2: Convert to fraction form
    2,510,174,917,959.30/3,765,262,376,938.80 = 812,459,593,112.40/x
  3. Step 3: Cross multiply
    2,510,174,917,959.30x = 3,765,262,376,938.80 × 812,459,593,112.40
  4. Step 4: Simplify right side
    2,510,174,917,959.30x = 3,059,123,538,729,125,323,735,040
  5. Step 5: Solve for x
    x = 3,059,123,538,729,125,323,735,040/2,510,174,917,959.30
  6. Step 6: Final answer
    x = 1,218,689,389,668.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.