Home / 140,036,700.70-210,055,051.05-49,169,475.10

Finding the Fourth Proportional to 140,036,700.70, 210,055,051.05 and 49,169,475.10

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Solution

The fourth proportional to 140,036,700.70, 210,055,051.05 and 49,169,475.10 is: 73,754,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,036,700.70 : 210,055,051.05 = 49,169,475.10 : x
  2. Step 2: Convert to fraction form
    140,036,700.70/210,055,051.05 = 49,169,475.10/x
  3. Step 3: Cross multiply
    140,036,700.70x = 210,055,051.05 × 49,169,475.10
  4. Step 4: Simplify right side
    140,036,700.70x = 10,328,296,602,232,204
  5. Step 5: Solve for x
    x = 10,328,296,602,232,204/140,036,700.70
  6. Step 6: Final answer
    x = 73,754,212.65

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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.