Home / 130,046,004.70-195,069,007.05-53,424,022.30

Finding the Fourth Proportional to 130,046,004.70, 195,069,007.05 and 53,424,022.30

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Solution

The fourth proportional to 130,046,004.70, 195,069,007.05 and 53,424,022.30 is: 80,136,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,046,004.70 : 195,069,007.05 = 53,424,022.30 : x
  2. Step 2: Convert to fraction form
    130,046,004.70/195,069,007.05 = 53,424,022.30/x
  3. Step 3: Cross multiply
    130,046,004.70x = 195,069,007.05 × 53,424,022.30
  4. Step 4: Simplify right side
    130,046,004.70x = 10,421,370,982,678,058
  5. Step 5: Solve for x
    x = 10,421,370,982,678,058/130,046,004.70
  6. Step 6: Final answer
    x = 80,136,033.45

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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.