Home / 137,398,210.80-206,097,316.20-69,373,762.80

Finding the Fourth Proportional to 137,398,210.80, 206,097,316.20 and 69,373,762.80

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Solution

The fourth proportional to 137,398,210.80, 206,097,316.20 and 69,373,762.80 is: 104,060,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,398,210.80 : 206,097,316.20 = 69,373,762.80 : x
  2. Step 2: Convert to fraction form
    137,398,210.80/206,097,316.20 = 69,373,762.80/x
  3. Step 3: Cross multiply
    137,398,210.80x = 206,097,316.20 × 69,373,762.80
  4. Step 4: Simplify right side
    137,398,210.80x = 14,297,746,327,775,396
  5. Step 5: Solve for x
    x = 14,297,746,327,775,396/137,398,210.80
  6. Step 6: Final answer
    x = 104,060,644.20

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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.