Home / 1,274,520,674.70-1,911,985,313.91-537,699,111.94

Finding the Fourth Proportional to 1,274,520,674.70, 1,911,985,313.91 and 537,699,111.94

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Solution

The fourth proportional to 1,274,520,674.70, 1,911,985,313.91 and 537,699,111.94 is: 806,634,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,520,674.70 : 1,911,985,313.91 = 537,699,111.94 : x
  2. Step 2: Convert to fraction form
    1,274,520,674.70/1,911,985,313.91 = 537,699,111.94/x
  3. Step 3: Cross multiply
    1,274,520,674.70x = 1,911,985,313.91 × 537,699,111.94
  4. Step 4: Simplify right side
    1,274,520,674.70x = 1,028,072,805,319,480,576
  5. Step 5: Solve for x
    x = 1,028,072,805,319,480,576/1,274,520,674.70
  6. Step 6: Final answer
    x = 806,634,859.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.