Home / 207,005,112.40-310,243,916.40-110,007,288.40

Finding the Fourth Proportional to 207,005,112.40, 310,243,916.40 and 110,007,288.40

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Solution

The fourth proportional to 207,005,112.40, 310,243,916.40 and 110,007,288.40 is: 164,870,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,005,112.40 : 310,243,916.40 = 110,007,288.40 : x
  2. Step 2: Convert to fraction form
    207,005,112.40/310,243,916.40 = 110,007,288.40/x
  3. Step 3: Cross multiply
    207,005,112.40x = 310,243,916.40 × 110,007,288.40
  4. Step 4: Simplify right side
    207,005,112.40x = 34,129,091,985,760,288
  5. Step 5: Solve for x
    x = 34,129,091,985,760,288/207,005,112.40
  6. Step 6: Final answer
    x = 164,870,768.60

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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.