Home / 123,586,116.80-185,379,175.20-69,166,558.40

Finding the Fourth Proportional to 123,586,116.80, 185,379,175.20 and 69,166,558.40

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Solution

The fourth proportional to 123,586,116.80, 185,379,175.20 and 69,166,558.40 is: 103,749,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,586,116.80 : 185,379,175.20 = 69,166,558.40 : x
  2. Step 2: Convert to fraction form
    123,586,116.80/185,379,175.20 = 69,166,558.40/x
  3. Step 3: Cross multiply
    123,586,116.80x = 185,379,175.20 × 69,166,558.40
  4. Step 4: Simplify right side
    123,586,116.80x = 12,822,039,547,614,632
  5. Step 5: Solve for x
    x = 12,822,039,547,614,632/123,586,116.80
  6. Step 6: Final answer
    x = 103,749,837.60

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1.5x scale

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.