Home / 28,254,701,889,881-38,998,743,357,041-18,402,496,188,199

Finding the Fourth Proportional to 28,254,701,889,881, 38,998,743,357,041 and 18,402,496,188,199

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Solution

The fourth proportional to 28,254,701,889,881, 38,998,743,357,041 and 18,402,496,188,199 is: 25,400,169,811,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,254,701,889,881 : 38,998,743,357,041 = 18,402,496,188,199 : x
  2. Step 2: Convert to fraction form
    28,254,701,889,881/38,998,743,357,041 = 18,402,496,188,199/x
  3. Step 3: Cross multiply
    28,254,701,889,881x = 38,998,743,357,041 × 18,402,496,188,199
  4. Step 4: Simplify right side
    28,254,701,889,881x = 717,674,225,972,498,079,592,480,768
  5. Step 5: Solve for x
    x = 717,674,225,972,498,079,592,480,768/28,254,701,889,881
  6. Step 6: Final answer
    x = 25,400,169,811,365.89

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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.