Home / 114,521,507.84-171,729,177.60-42,698,639.36

Finding the Fourth Proportional to 114,521,507.84, 171,729,177.60 and 42,698,639.36

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Solution

The fourth proportional to 114,521,507.84, 171,729,177.60 and 42,698,639.36 is: 64,028,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,521,507.84 : 171,729,177.60 = 42,698,639.36 : x
  2. Step 2: Convert to fraction form
    114,521,507.84/171,729,177.60 = 42,698,639.36/x
  3. Step 3: Cross multiply
    114,521,507.84x = 171,729,177.60 × 42,698,639.36
  4. Step 4: Simplify right side
    114,521,507.84x = 7,332,602,221,931,790
  5. Step 5: Solve for x
    x = 7,332,602,221,931,790/114,521,507.84
  6. Step 6: Final answer
    x = 64,028,166.94

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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.