Home / 13,906,507,492,889-19,190,981,262,895-7,740,364,697,981.20

Finding the Fourth Proportional to 13,906,507,492,889, 19,190,981,262,895 and 7,740,364,697,981.20

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Solution

The fourth proportional to 13,906,507,492,889, 19,190,981,262,895 and 7,740,364,697,981.20 is: 10,681,703,796,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,507,492,889 : 19,190,981,262,895 = 7,740,364,697,981.20 : x
  2. Step 2: Convert to fraction form
    13,906,507,492,889/19,190,981,262,895 = 7,740,364,697,981.20/x
  3. Step 3: Cross multiply
    13,906,507,492,889x = 19,190,981,262,895 × 7,740,364,697,981.20
  4. Step 4: Simplify right side
    13,906,507,492,889x = 148,545,193,886,931,133,877,190,656
  5. Step 5: Solve for x
    x = 148,545,193,886,931,133,877,190,656/13,906,507,492,889
  6. Step 6: Final answer
    x = 10,681,703,796,793.60

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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.