Home / 104,015,373.60-143,545,869.36-56,975,757.60

Finding the Fourth Proportional to 104,015,373.60, 143,545,869.36 and 56,975,757.60

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Solution

The fourth proportional to 104,015,373.60, 143,545,869.36 and 56,975,757.60 is: 78,629,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,015,373.60 : 143,545,869.36 = 56,975,757.60 : x
  2. Step 2: Convert to fraction form
    104,015,373.60/143,545,869.36 = 56,975,757.60/x
  3. Step 3: Cross multiply
    104,015,373.60x = 143,545,869.36 × 56,975,757.60
  4. Step 4: Simplify right side
    104,015,373.60x = 8,178,634,657,136,628
  5. Step 5: Solve for x
    x = 8,178,634,657,136,628/104,015,373.60
  6. Step 6: Final answer
    x = 78,629,094.66

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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.