Home / 230,148,188.64-345,358,484.73-84,683,901.93

Finding the Fourth Proportional to 230,148,188.64, 345,358,484.73 and 84,683,901.93

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Solution

The fourth proportional to 230,148,188.64, 345,358,484.73 and 84,683,901.93 is: 127,075,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,148,188.64 : 345,358,484.73 = 84,683,901.93 : x
  2. Step 2: Convert to fraction form
    230,148,188.64/345,358,484.73 = 84,683,901.93/x
  3. Step 3: Cross multiply
    230,148,188.64x = 345,358,484.73 × 84,683,901.93
  4. Step 4: Simplify right side
    230,148,188.64x = 29,246,304,051,568,728
  5. Step 5: Solve for x
    x = 29,246,304,051,568,728/230,148,188.64
  6. Step 6: Final answer
    x = 127,075,968.85

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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.