Home / 1,095,902,106.06-1,643,678,173.11-319,366,126.50

Finding the Fourth Proportional to 1,095,902,106.06, 1,643,678,173.11 and 319,366,126.50

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Solution

The fourth proportional to 1,095,902,106.06, 1,643,678,173.11 and 319,366,126.50 is: 478,998,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,902,106.06 : 1,643,678,173.11 = 319,366,126.50 : x
  2. Step 2: Convert to fraction form
    1,095,902,106.06/1,643,678,173.11 = 319,366,126.50/x
  3. Step 3: Cross multiply
    1,095,902,106.06x = 1,643,678,173.11 × 319,366,126.50
  4. Step 4: Simplify right side
    1,095,902,106.06x = 524,935,131,358,737,152
  5. Step 5: Solve for x
    x = 524,935,131,358,737,152/1,095,902,106.06
  6. Step 6: Final answer
    x = 478,998,195.60

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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.