Home / 205,009,812,812.16-307,402,616,132.28-162,785,943,335.88

Finding the Fourth Proportional to 205,009,812,812.16, 307,402,616,132.28 and 162,785,943,335.88

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Solution

The fourth proportional to 205,009,812,812.16, 307,402,616,132.28 and 162,785,943,335.88 is: 244,089,900,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,009,812,812.16 : 307,402,616,132.28 = 162,785,943,335.88 : x
  2. Step 2: Convert to fraction form
    205,009,812,812.16/307,402,616,132.28 = 162,785,943,335.88/x
  3. Step 3: Cross multiply
    205,009,812,812.16x = 307,402,616,132.28 × 162,785,943,335.88
  4. Step 4: Simplify right side
    205,009,812,812.16x = 50,040,824,851,010,611,576,832
  5. Step 5: Solve for x
    x = 50,040,824,851,010,611,576,832/205,009,812,812.16
  6. Step 6: Final answer
    x = 244,089,900,695.93

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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.