Home / 141,964,977.60-195,912,259.60-76,774,881.60

Finding the Fourth Proportional to 141,964,977.60, 195,912,259.60 and 76,774,881.60

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Solution

The fourth proportional to 141,964,977.60, 195,912,259.60 and 76,774,881.60 is: 105,949,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964,977.60 : 195,912,259.60 = 76,774,881.60 : x
  2. Step 2: Convert to fraction form
    141,964,977.60/195,912,259.60 = 76,774,881.60/x
  3. Step 3: Cross multiply
    141,964,977.60x = 195,912,259.60 × 76,774,881.60
  4. Step 4: Simplify right side
    141,964,977.60x = 15,041,140,534,778,462
  5. Step 5: Solve for x
    x = 15,041,140,534,778,462/141,964,977.60
  6. Step 6: Final answer
    x = 105,949,655.96

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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.