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Finding the Fourth Proportional to 174,977,897.80, 262,466,846.70 and 53,793,603.40

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Solution

The fourth proportional to 174,977,897.80, 262,466,846.70 and 53,793,603.40 is: 80,690,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,977,897.80 : 262,466,846.70 = 53,793,603.40 : x
  2. Step 2: Convert to fraction form
    174,977,897.80/262,466,846.70 = 53,793,603.40/x
  3. Step 3: Cross multiply
    174,977,897.80x = 262,466,846.70 × 53,793,603.40
  4. Step 4: Simplify right side
    174,977,897.80x = 14,119,037,457,028,398
  5. Step 5: Solve for x
    x = 14,119,037,457,028,398/174,977,897.80
  6. Step 6: Final answer
    x = 80,690,405.10

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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.