Home / 228,106,148.59-314,792,674.72-129,001,715.98

Finding the Fourth Proportional to 228,106,148.59, 314,792,674.72 and 129,001,715.98

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Solution

The fourth proportional to 228,106,148.59, 314,792,674.72 and 129,001,715.98 is: 178,025,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,106,148.59 : 314,792,674.72 = 129,001,715.98 : x
  2. Step 2: Convert to fraction form
    228,106,148.59/314,792,674.72 = 129,001,715.98/x
  3. Step 3: Cross multiply
    228,106,148.59x = 314,792,674.72 × 129,001,715.98
  4. Step 4: Simplify right side
    228,106,148.59x = 40,608,795,215,704,480
  5. Step 5: Solve for x
    x = 40,608,795,215,704,480/228,106,148.59
  6. Step 6: Final answer
    x = 178,025,868.51

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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.