Home / 1,192,406,022.30-1,788,803,166.71-352,133,758.76

Finding the Fourth Proportional to 1,192,406,022.30, 1,788,803,166.71 and 352,133,758.76

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Solution

The fourth proportional to 1,192,406,022.30, 1,788,803,166.71 and 352,133,758.76 is: 528,257,968.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,406,022.30 : 1,788,803,166.71 = 352,133,758.76 : x
  2. Step 2: Convert to fraction form
    1,192,406,022.30/1,788,803,166.71 = 352,133,758.76/x
  3. Step 3: Cross multiply
    1,192,406,022.30x = 1,788,803,166.71 × 352,133,758.76
  4. Step 4: Simplify right side
    1,192,406,022.30x = 629,897,982,767,319,552
  5. Step 5: Solve for x
    x = 629,897,982,767,319,552/1,192,406,022.30
  6. Step 6: Final answer
    x = 528,257,968.33

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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.