Home / 777,018,054,404.40-1,072,212,955,525.60-429,780,859,825.50

Finding the Fourth Proportional to 777,018,054,404.40, 1,072,212,955,525.60 and 429,780,859,825.50

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Solution

The fourth proportional to 777,018,054,404.40, 1,072,212,955,525.60 and 429,780,859,825.50 is: 593,057,784,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,018,054,404.40 : 1,072,212,955,525.60 = 429,780,859,825.50 : x
  2. Step 2: Convert to fraction form
    777,018,054,404.40/1,072,212,955,525.60 = 429,780,859,825.50/x
  3. Step 3: Cross multiply
    777,018,054,404.40x = 1,072,212,955,525.60 × 429,780,859,825.50
  4. Step 4: Simplify right side
    777,018,054,404.40x = 460,816,605,941,832,920,072,192
  5. Step 5: Solve for x
    x = 460,816,605,941,832,920,072,192/777,018,054,404.40
  6. Step 6: Final answer
    x = 593,057,784,603.29

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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.