Home / 130,446,501.40-195,669,752.10-53,730,040.60

Finding the Fourth Proportional to 130,446,501.40, 195,669,752.10 and 53,730,040.60

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Solution

The fourth proportional to 130,446,501.40, 195,669,752.10 and 53,730,040.60 is: 80,595,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,446,501.40 : 195,669,752.10 = 53,730,040.60 : x
  2. Step 2: Convert to fraction form
    130,446,501.40/195,669,752.10 = 53,730,040.60/x
  3. Step 3: Cross multiply
    130,446,501.40x = 195,669,752.10 × 53,730,040.60
  4. Step 4: Simplify right side
    130,446,501.40x = 10,513,343,724,524,936
  5. Step 5: Solve for x
    x = 10,513,343,724,524,936/130,446,501.40
  6. Step 6: Final answer
    x = 80,595,060.90

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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.