Home / 145,390,794.40-218,205,164.40-144,257,053.60

Finding the Fourth Proportional to 145,390,794.40, 218,205,164.40 and 144,257,053.60

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Solution

The fourth proportional to 145,390,794.40, 218,205,164.40 and 144,257,053.60 is: 216,503,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,390,794.40 : 218,205,164.40 = 144,257,053.60 : x
  2. Step 2: Convert to fraction form
    145,390,794.40/218,205,164.40 = 144,257,053.60/x
  3. Step 3: Cross multiply
    145,390,794.40x = 218,205,164.40 × 144,257,053.60
  4. Step 4: Simplify right side
    145,390,794.40x = 31,477,634,096,647,612
  5. Step 5: Solve for x
    x = 31,477,634,096,647,612/145,390,794.40
  6. Step 6: Final answer
    x = 216,503,625.46

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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.