Home / 209,953,841.80-314,930,762.70-94,942,136.20

Finding the Fourth Proportional to 209,953,841.80, 314,930,762.70 and 94,942,136.20

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Solution

The fourth proportional to 209,953,841.80, 314,930,762.70 and 94,942,136.20 is: 142,413,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,841.80 : 314,930,762.70 = 94,942,136.20 : x
  2. Step 2: Convert to fraction form
    209,953,841.80/314,930,762.70 = 94,942,136.20/x
  3. Step 3: Cross multiply
    209,953,841.80x = 314,930,762.70 × 94,942,136.20
  4. Step 4: Simplify right side
    209,953,841.80x = 29,900,199,365,833,280
  5. Step 5: Solve for x
    x = 29,900,199,365,833,280/209,953,841.80
  6. Step 6: Final answer
    x = 142,413,204.30

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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.