Home / 283,742,877.40-391,217,293.81-233,330,923.89

Finding the Fourth Proportional to 283,742,877.40, 391,217,293.81 and 233,330,923.89

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Solution

The fourth proportional to 283,742,877.40, 391,217,293.81 and 233,330,923.89 is: 321,710,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,742,877.40 : 391,217,293.81 = 233,330,923.89 : x
  2. Step 2: Convert to fraction form
    283,742,877.40/391,217,293.81 = 233,330,923.89/x
  3. Step 3: Cross multiply
    283,742,877.40x = 391,217,293.81 × 233,330,923.89
  4. Step 4: Simplify right side
    283,742,877.40x = 91,283,092,604,476,784
  5. Step 5: Solve for x
    x = 91,283,092,604,476,784/283,742,877.40
  6. Step 6: Final answer
    x = 321,710,604.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.