Home / 160,507,967.40-240,836,600.70-83,917,477.80

Finding the Fourth Proportional to 160,507,967.40, 240,836,600.70 and 83,917,477.80

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Solution

The fourth proportional to 160,507,967.40, 240,836,600.70 and 83,917,477.80 is: 125,915,245.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,507,967.40 : 240,836,600.70 = 83,917,477.80 : x
  2. Step 2: Convert to fraction form
    160,507,967.40/240,836,600.70 = 83,917,477.80/x
  3. Step 3: Cross multiply
    160,507,967.40x = 240,836,600.70 × 83,917,477.80
  4. Step 4: Simplify right side
    160,507,967.40x = 20,210,400,092,669,712
  5. Step 5: Solve for x
    x = 20,210,400,092,669,712/160,507,967.40
  6. Step 6: Final answer
    x = 125,915,245.33

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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.