Home / 2,098,019,386.78-2,895,190,852.62-1,158,201,848.68

Finding the Fourth Proportional to 2,098,019,386.78, 2,895,190,852.62 and 1,158,201,848.68

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Solution

The fourth proportional to 2,098,019,386.78, 2,895,190,852.62 and 1,158,201,848.68 is: 1,598,276,650.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,019,386.78 : 2,895,190,852.62 = 1,158,201,848.68 : x
  2. Step 2: Convert to fraction form
    2,098,019,386.78/2,895,190,852.62 = 1,158,201,848.68/x
  3. Step 3: Cross multiply
    2,098,019,386.78x = 2,895,190,852.62 × 1,158,201,848.68
  4. Step 4: Simplify right side
    2,098,019,386.78x = 3,353,215,397,785,909,248
  5. Step 5: Solve for x
    x = 3,353,215,397,785,909,248/2,098,019,386.78
  6. Step 6: Final answer
    x = 1,598,276,650.31

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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.