Home / 690,877,044.80-1,034,803,912.80-600,177,780.80

Finding the Fourth Proportional to 690,877,044.80, 1,034,803,912.80 and 600,177,780.80

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Solution

The fourth proportional to 690,877,044.80, 1,034,803,912.80 and 600,177,780.80 is: 898,953,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,877,044.80 : 1,034,803,912.80 = 600,177,780.80 : x
  2. Step 2: Convert to fraction form
    690,877,044.80/1,034,803,912.80 = 600,177,780.80/x
  3. Step 3: Cross multiply
    690,877,044.80x = 1,034,803,912.80 × 600,177,780.80
  4. Step 4: Simplify right side
    690,877,044.80x = 621,066,315,947,460,608
  5. Step 5: Solve for x
    x = 621,066,315,947,460,608/690,877,044.80
  6. Step 6: Final answer
    x = 898,953,468.81

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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.