Home / 139,968,668.30-209,953,002.45-59,189,636.30

Finding the Fourth Proportional to 139,968,668.30, 209,953,002.45 and 59,189,636.30

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Solution

The fourth proportional to 139,968,668.30, 209,953,002.45 and 59,189,636.30 is: 88,784,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,668.30 : 209,953,002.45 = 59,189,636.30 : x
  2. Step 2: Convert to fraction form
    139,968,668.30/209,953,002.45 = 59,189,636.30/x
  3. Step 3: Cross multiply
    139,968,668.30x = 209,953,002.45 × 59,189,636.30
  4. Step 4: Simplify right side
    139,968,668.30x = 12,427,041,855,108,508
  5. Step 5: Solve for x
    x = 12,427,041,855,108,508/139,968,668.30
  6. Step 6: Final answer
    x = 88,784,454.45

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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.