Home / 902,073,578.40-1,353,110,367.60-442,908,554.40

Finding the Fourth Proportional to 902,073,578.40, 1,353,110,367.60 and 442,908,554.40

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Solution

The fourth proportional to 902,073,578.40, 1,353,110,367.60 and 442,908,554.40 is: 664,362,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,073,578.40 : 1,353,110,367.60 = 442,908,554.40 : x
  2. Step 2: Convert to fraction form
    902,073,578.40/1,353,110,367.60 = 442,908,554.40/x
  3. Step 3: Cross multiply
    902,073,578.40x = 1,353,110,367.60 × 442,908,554.40
  4. Step 4: Simplify right side
    902,073,578.40x = 599,304,156,857,368,576
  5. Step 5: Solve for x
    x = 599,304,156,857,368,576/902,073,578.40
  6. Step 6: Final answer
    x = 664,362,831.60

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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.