Home / 133,510,412.70-200,301,048.45-47,239,823.70

Finding the Fourth Proportional to 133,510,412.70, 200,301,048.45 and 47,239,823.70

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Solution

The fourth proportional to 133,510,412.70, 200,301,048.45 and 47,239,823.70 is: 70,872,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,510,412.70 : 200,301,048.45 = 47,239,823.70 : x
  2. Step 2: Convert to fraction form
    133,510,412.70/200,301,048.45 = 47,239,823.70/x
  3. Step 3: Cross multiply
    133,510,412.70x = 200,301,048.45 × 47,239,823.70
  4. Step 4: Simplify right side
    133,510,412.70x = 9,462,186,215,703,158
  5. Step 5: Solve for x
    x = 9,462,186,215,703,158/133,510,412.70
  6. Step 6: Final answer
    x = 70,872,271.49

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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.