Home / 233,005,868.42-321,554,915.48-127,166,072.19

Finding the Fourth Proportional to 233,005,868.42, 321,554,915.48 and 127,166,072.19

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Solution

The fourth proportional to 233,005,868.42, 321,554,915.48 and 127,166,072.19 is: 175,492,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,005,868.42 : 321,554,915.48 = 127,166,072.19 : x
  2. Step 2: Convert to fraction form
    233,005,868.42/321,554,915.48 = 127,166,072.19/x
  3. Step 3: Cross multiply
    233,005,868.42x = 321,554,915.48 × 127,166,072.19
  4. Step 4: Simplify right side
    233,005,868.42x = 40,890,875,595,455,896
  5. Step 5: Solve for x
    x = 40,890,875,595,455,896/233,005,868.42
  6. Step 6: Final answer
    x = 175,492,900.13

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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.