Home / 777,018,054,444.50-1,072,212,955,580.80-429,780,859,865.47

Finding the Fourth Proportional to 777,018,054,444.50, 1,072,212,955,580.80 and 429,780,859,865.47

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Solution

The fourth proportional to 777,018,054,444.50, 1,072,212,955,580.80 and 429,780,859,865.47 is: 593,057,784,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,018,054,444.50 : 1,072,212,955,580.80 = 429,780,859,865.47 : x
  2. Step 2: Convert to fraction form
    777,018,054,444.50/1,072,212,955,580.80 = 429,780,859,865.47/x
  3. Step 3: Cross multiply
    777,018,054,444.50x = 1,072,212,955,580.80 × 429,780,859,865.47
  4. Step 4: Simplify right side
    777,018,054,444.50x = 460,816,606,008,413,234,659,328
  5. Step 5: Solve for x
    x = 460,816,606,008,413,234,659,328/777,018,054,444.50
  6. Step 6: Final answer
    x = 593,057,784,658.37

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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.