Home / 139,056,127.40-195,081,686.20-139,056,127.40

Finding the Fourth Proportional to 139,056,127.40, 195,081,686.20 and 139,056,127.40

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Solution

The fourth proportional to 139,056,127.40, 195,081,686.20 and 139,056,127.40 is: 195,081,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,056,127.40 : 195,081,686.20 = 139,056,127.40 : x
  2. Step 2: Convert to fraction form
    139,056,127.40/195,081,686.20 = 139,056,127.40/x
  3. Step 3: Cross multiply
    139,056,127.40x = 195,081,686.20 × 139,056,127.40
  4. Step 4: Simplify right side
    139,056,127.40x = 27,127,303,809,634,020
  5. Step 5: Solve for x
    x = 27,127,303,809,634,020/139,056,127.40
  6. Step 6: Final answer
    x = 195,081,686.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.