Home / 148,030,271.54-204,303,142.65-85,294,354.10

Finding the Fourth Proportional to 148,030,271.54, 204,303,142.65 and 85,294,354.10

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Solution

The fourth proportional to 148,030,271.54, 204,303,142.65 and 85,294,354.10 is: 117,718,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,030,271.54 : 204,303,142.65 = 85,294,354.10 : x
  2. Step 2: Convert to fraction form
    148,030,271.54/204,303,142.65 = 85,294,354.10/x
  3. Step 3: Cross multiply
    148,030,271.54x = 204,303,142.65 × 85,294,354.10
  4. Step 4: Simplify right side
    148,030,271.54x = 17,425,904,592,931,912
  5. Step 5: Solve for x
    x = 17,425,904,592,931,912/148,030,271.54
  6. Step 6: Final answer
    x = 117,718,520.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.