Home / 190,961,404.47-286,444,107.81-152,865,089.19

Finding the Fourth Proportional to 190,961,404.47, 286,444,107.81 and 152,865,089.19

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Solution

The fourth proportional to 190,961,404.47, 286,444,107.81 and 152,865,089.19 is: 229,299,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,961,404.47 : 286,444,107.81 = 152,865,089.19 : x
  2. Step 2: Convert to fraction form
    190,961,404.47/286,444,107.81 = 152,865,089.19/x
  3. Step 3: Cross multiply
    190,961,404.47x = 286,444,107.81 × 152,865,089.19
  4. Step 4: Simplify right side
    190,961,404.47x = 43,787,304,088,325,624
  5. Step 5: Solve for x
    x = 43,787,304,088,325,624/190,961,404.47
  6. Step 6: Final answer
    x = 229,299,235.67

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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.