Home / 104,352,005.80-156,528,008.70-92,872,880.20

Finding the Fourth Proportional to 104,352,005.80, 156,528,008.70 and 92,872,880.20

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Solution

The fourth proportional to 104,352,005.80, 156,528,008.70 and 92,872,880.20 is: 139,309,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,352,005.80 : 156,528,008.70 = 92,872,880.20 : x
  2. Step 2: Convert to fraction form
    104,352,005.80/156,528,008.70 = 92,872,880.20/x
  3. Step 3: Cross multiply
    104,352,005.80x = 156,528,008.70 × 92,872,880.20
  4. Step 4: Simplify right side
    104,352,005.80x = 14,537,206,999,939,658
  5. Step 5: Solve for x
    x = 14,537,206,999,939,658/104,352,005.80
  6. Step 6: Final answer
    x = 139,309,320.30

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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.