Home / 114,294,015.20-157,750,699.02-70,278,890.60

Finding the Fourth Proportional to 114,294,015.20, 157,750,699.02 and 70,278,890.60

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Solution

The fourth proportional to 114,294,015.20, 157,750,699.02 and 70,278,890.60 is: 97,000,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,294,015.20 : 157,750,699.02 = 70,278,890.60 : x
  2. Step 2: Convert to fraction form
    114,294,015.20/157,750,699.02 = 70,278,890.60/x
  3. Step 3: Cross multiply
    114,294,015.20x = 157,750,699.02 × 70,278,890.60
  4. Step 4: Simplify right side
    114,294,015.20x = 11,086,544,118,500,108
  5. Step 5: Solve for x
    x = 11,086,544,118,500,108/114,294,015.20
  6. Step 6: Final answer
    x = 97,000,215.62

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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.