Home / 102,045,520.34-152,977,639.84-39,782,483.27

Finding the Fourth Proportional to 102,045,520.34, 152,977,639.84 and 39,782,483.27

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Solution

The fourth proportional to 102,045,520.34, 152,977,639.84 and 39,782,483.27 is: 59,638,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,045,520.34 : 152,977,639.84 = 39,782,483.27 : x
  2. Step 2: Convert to fraction form
    102,045,520.34/152,977,639.84 = 39,782,483.27/x
  3. Step 3: Cross multiply
    102,045,520.34x = 152,977,639.84 × 39,782,483.27
  4. Step 4: Simplify right side
    102,045,520.34x = 6,085,830,397,328,207
  5. Step 5: Solve for x
    x = 6,085,830,397,328,207/102,045,520.34
  6. Step 6: Final answer
    x = 59,638,388.60

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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.