Home / 169,984,752.30-254,977,128.45-54,980,919.90

Finding the Fourth Proportional to 169,984,752.30, 254,977,128.45 and 54,980,919.90

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Solution

The fourth proportional to 169,984,752.30, 254,977,128.45 and 54,980,919.90 is: 82,471,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,984,752.30 : 254,977,128.45 = 54,980,919.90 : x
  2. Step 2: Convert to fraction form
    169,984,752.30/254,977,128.45 = 54,980,919.90/x
  3. Step 3: Cross multiply
    169,984,752.30x = 254,977,128.45 × 54,980,919.90
  4. Step 4: Simplify right side
    169,984,752.30x = 14,018,877,075,641,460
  5. Step 5: Solve for x
    x = 14,018,877,075,641,460/169,984,752.30
  6. Step 6: Final answer
    x = 82,471,379.85

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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.