Home / 777,018,054,405.30-1,072,212,955,526.60-429,780,859,826.35

Finding the Fourth Proportional to 777,018,054,405.30, 1,072,212,955,526.60 and 429,780,859,826.35

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Solution

The fourth proportional to 777,018,054,405.30, 1,072,212,955,526.60 and 429,780,859,826.35 is: 593,057,784,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,018,054,405.30 : 1,072,212,955,526.60 = 429,780,859,826.35 : x
  2. Step 2: Convert to fraction form
    777,018,054,405.30/1,072,212,955,526.60 = 429,780,859,826.35/x
  3. Step 3: Cross multiply
    777,018,054,405.30x = 1,072,212,955,526.60 × 429,780,859,826.35
  4. Step 4: Simplify right side
    777,018,054,405.30x = 460,816,605,943,174,090,719,232
  5. Step 5: Solve for x
    x = 460,816,605,943,174,090,719,232/777,018,054,405.30
  6. Step 6: Final answer
    x = 593,057,784,604.33

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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.