Home / 777,018,054,403.40-1,072,212,955,524.20-429,780,859,824.50

Finding the Fourth Proportional to 777,018,054,403.40, 1,072,212,955,524.20 and 429,780,859,824.50

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Solution

The fourth proportional to 777,018,054,403.40, 1,072,212,955,524.20 and 429,780,859,824.50 is: 593,057,784,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,018,054,403.40 : 1,072,212,955,524.20 = 429,780,859,824.50 : x
  2. Step 2: Convert to fraction form
    777,018,054,403.40/1,072,212,955,524.20 = 429,780,859,824.50/x
  3. Step 3: Cross multiply
    777,018,054,403.40x = 1,072,212,955,524.20 × 429,780,859,824.50
  4. Step 4: Simplify right side
    777,018,054,403.40x = 460,816,605,940,159,023,677,440
  5. Step 5: Solve for x
    x = 460,816,605,940,159,023,677,440/777,018,054,403.40
  6. Step 6: Final answer
    x = 593,057,784,601.90

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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.