Home / 13,380,413,060,509-18,464,970,911,448-7,447,540,425,253.20

Finding the Fourth Proportional to 13,380,413,060,509, 18,464,970,911,448 and 7,447,540,425,253.20

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Solution

The fourth proportional to 13,380,413,060,509, 18,464,970,911,448 and 7,447,540,425,253.20 is: 10,277,606,281,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,380,413,060,509 : 18,464,970,911,448 = 7,447,540,425,253.20 : x
  2. Step 2: Convert to fraction form
    13,380,413,060,509/18,464,970,911,448 = 7,447,540,425,253.20/x
  3. Step 3: Cross multiply
    13,380,413,060,509x = 18,464,970,911,448 × 7,447,540,425,253.20
  4. Step 4: Simplify right side
    13,380,413,060,509x = 137,518,617,314,133,400,942,018,560
  5. Step 5: Solve for x
    x = 137,518,617,314,133,400,942,018,560/13,380,413,060,509
  6. Step 6: Final answer
    x = 10,277,606,281,080.09

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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.