Home / 196,521,106.68-294,626,338.02-98,102,302.20

Finding the Fourth Proportional to 196,521,106.68, 294,626,338.02 and 98,102,302.20

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Solution

The fourth proportional to 196,521,106.68, 294,626,338.02 and 98,102,302.20 is: 147,075,917.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521,106.68 : 294,626,338.02 = 98,102,302.20 : x
  2. Step 2: Convert to fraction form
    196,521,106.68/294,626,338.02 = 98,102,302.20/x
  3. Step 3: Cross multiply
    196,521,106.68x = 294,626,338.02 × 98,102,302.20
  4. Step 4: Simplify right side
    196,521,106.68x = 28,903,522,048,517,388
  5. Step 5: Solve for x
    x = 28,903,522,048,517,388/196,521,106.68
  6. Step 6: Final answer
    x = 147,075,917.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.