Home / 130,567,445.37-195,844,080.51-39,683,948.49

Finding the Fourth Proportional to 130,567,445.37, 195,844,080.51 and 39,683,948.49

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Solution

The fourth proportional to 130,567,445.37, 195,844,080.51 and 39,683,948.49 is: 59,523,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,567,445.37 : 195,844,080.51 = 39,683,948.49 : x
  2. Step 2: Convert to fraction form
    130,567,445.37/195,844,080.51 = 39,683,948.49/x
  3. Step 3: Cross multiply
    130,567,445.37x = 195,844,080.51 × 39,683,948.49
  4. Step 4: Simplify right side
    130,567,445.37x = 7,771,866,403,030,253
  5. Step 5: Solve for x
    x = 7,771,866,403,030,253/130,567,445.37
  6. Step 6: Final answer
    x = 59,523,768.59

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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.