Home / 28,254,701,889,880-38,998,743,357,040-18,402,496,188,199

Finding the Fourth Proportional to 28,254,701,889,880, 38,998,743,357,040 and 18,402,496,188,199

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Solution

The fourth proportional to 28,254,701,889,880, 38,998,743,357,040 and 18,402,496,188,199 is: 25,400,169,811,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,254,701,889,880 : 38,998,743,357,040 = 18,402,496,188,199 : x
  2. Step 2: Convert to fraction form
    28,254,701,889,880/38,998,743,357,040 = 18,402,496,188,199/x
  3. Step 3: Cross multiply
    28,254,701,889,880x = 38,998,743,357,040 × 18,402,496,188,199
  4. Step 4: Simplify right side
    28,254,701,889,880x = 717,674,225,972,479,662,772,715,520
  5. Step 5: Solve for x
    x = 717,674,225,972,479,662,772,715,520/28,254,701,889,880
  6. Step 6: Final answer
    x = 25,400,169,811,366.14

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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.