Home / 14,554,536,925.73-20,085,260,801.99-7,871,533,490.48

Finding the Fourth Proportional to 14,554,536,925.73, 20,085,260,801.99 and 7,871,533,490.48

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Solution

The fourth proportional to 14,554,536,925.73, 20,085,260,801.99 and 7,871,533,490.48 is: 10,862,716,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554,536,925.73 : 20,085,260,801.99 = 7,871,533,490.48 : x
  2. Step 2: Convert to fraction form
    14,554,536,925.73/20,085,260,801.99 = 7,871,533,490.48/x
  3. Step 3: Cross multiply
    14,554,536,925.73x = 20,085,260,801.99 × 7,871,533,490.48
  4. Step 4: Simplify right side
    14,554,536,925.73x = 158,101,803,067,749,695,488
  5. Step 5: Solve for x
    x = 158,101,803,067,749,695,488/14,554,536,925.73
  6. Step 6: Final answer
    x = 10,862,716,132.75

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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.