Home / 9,789,258,831,700.80-13,509,219,186,661-5,339,796,811,580.80

Finding the Fourth Proportional to 9,789,258,831,700.80, 13,509,219,186,661 and 5,339,796,811,580.80

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Solution

The fourth proportional to 9,789,258,831,700.80, 13,509,219,186,661 and 5,339,796,811,580.80 is: 7,368,942,509,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,258,831,700.80 : 13,509,219,186,661 = 5,339,796,811,580.80 : x
  2. Step 2: Convert to fraction form
    9,789,258,831,700.80/13,509,219,186,661 = 5,339,796,811,580.80/x
  3. Step 3: Cross multiply
    9,789,258,831,700.80x = 13,509,219,186,661 × 5,339,796,811,580.80
  4. Step 4: Simplify right side
    9,789,258,831,700.80x = 72,136,485,539,878,575,903,080,448
  5. Step 5: Solve for x
    x = 72,136,485,539,878,575,903,080,448/9,789,258,831,700.80
  6. Step 6: Final answer
    x = 7,368,942,509,342.71

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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.