Home / 145,349,752.80-217,825,563.60-118,475,896.80

Finding the Fourth Proportional to 145,349,752.80, 217,825,563.60 and 118,475,896.80

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Solution

The fourth proportional to 145,349,752.80, 217,825,563.60 and 118,475,896.80 is: 177,551,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,349,752.80 : 217,825,563.60 = 118,475,896.80 : x
  2. Step 2: Convert to fraction form
    145,349,752.80/217,825,563.60 = 118,475,896.80/x
  3. Step 3: Cross multiply
    145,349,752.80x = 217,825,563.60 × 118,475,896.80
  4. Step 4: Simplify right side
    145,349,752.80x = 25,807,078,993,475,436
  5. Step 5: Solve for x
    x = 25,807,078,993,475,436/145,349,752.80
  6. Step 6: Final answer
    x = 177,551,585.03

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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.