Home / 144,485,985,868.08-199,345,676,941.54-83,496,133,784.24

Finding the Fourth Proportional to 144,485,985,868.08, 199,345,676,941.54 and 83,496,133,784.24

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Solution

The fourth proportional to 144,485,985,868.08, 199,345,676,941.54 and 83,496,133,784.24 is: 115,198,669,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,485,985,868.08 : 199,345,676,941.54 = 83,496,133,784.24 : x
  2. Step 2: Convert to fraction form
    144,485,985,868.08/199,345,676,941.54 = 83,496,133,784.24/x
  3. Step 3: Cross multiply
    144,485,985,868.08x = 199,345,676,941.54 × 83,496,133,784.24
  4. Step 4: Simplify right side
    144,485,985,868.08x = 16,644,593,311,220,712,341,504
  5. Step 5: Solve for x
    x = 16,644,593,311,220,712,341,504/144,485,985,868.08
  6. Step 6: Final answer
    x = 115,198,669,346.51

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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.