Home / 146,570,360.51-202,155,017.22-99,563,678.20

Finding the Fourth Proportional to 146,570,360.51, 202,155,017.22 and 99,563,678.20

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Solution

The fourth proportional to 146,570,360.51, 202,155,017.22 and 99,563,678.20 is: 137,321,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,570,360.51 : 202,155,017.22 = 99,563,678.20 : x
  2. Step 2: Convert to fraction form
    146,570,360.51/202,155,017.22 = 99,563,678.20/x
  3. Step 3: Cross multiply
    146,570,360.51x = 202,155,017.22 × 99,563,678.20
  4. Step 4: Simplify right side
    146,570,360.51x = 20,127,297,081,007,540
  5. Step 5: Solve for x
    x = 20,127,297,081,007,540/146,570,360.51
  6. Step 6: Final answer
    x = 137,321,740.98

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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.