Home / 105,042,813.42-144,983,268.99-61,596,746.22

Finding the Fourth Proportional to 105,042,813.42, 144,983,268.99 and 61,596,746.22

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Solution

The fourth proportional to 105,042,813.42, 144,983,268.99 and 61,596,746.22 is: 85,017,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,042,813.42 : 144,983,268.99 = 61,596,746.22 : x
  2. Step 2: Convert to fraction form
    105,042,813.42/144,983,268.99 = 61,596,746.22/x
  3. Step 3: Cross multiply
    105,042,813.42x = 144,983,268.99 × 61,596,746.22
  4. Step 4: Simplify right side
    105,042,813.42x = 8,930,497,626,123,026
  5. Step 5: Solve for x
    x = 8,930,497,626,123,026/105,042,813.42
  6. Step 6: Final answer
    x = 85,017,692.65

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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.