Home / 578,885,076.63-798,860,798.01-314,566,440.89

Finding the Fourth Proportional to 578,885,076.63, 798,860,798.01 and 314,566,440.89

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Solution

The fourth proportional to 578,885,076.63, 798,860,798.01 and 314,566,440.89 is: 434,101,358.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,885,076.63 : 798,860,798.01 = 314,566,440.89 : x
  2. Step 2: Convert to fraction form
    578,885,076.63/798,860,798.01 = 314,566,440.89/x
  3. Step 3: Cross multiply
    578,885,076.63x = 798,860,798.01 × 314,566,440.89
  4. Step 4: Simplify right side
    578,885,076.63x = 251,294,797,992,556,576
  5. Step 5: Solve for x
    x = 251,294,797,992,556,576/578,885,076.63
  6. Step 6: Final answer
    x = 434,101,358.18

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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.