Home / 1,047,021,811,384.70-1,570,402,729,262.90-282,169,797,977.84

Finding the Fourth Proportional to 1,047,021,811,384.70, 1,570,402,729,262.90 and 282,169,797,977.84

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Solution

The fourth proportional to 1,047,021,811,384.70, 1,570,402,729,262.90 and 282,169,797,977.84 is: 423,219,665,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,021,811,384.70 : 1,570,402,729,262.90 = 282,169,797,977.84 : x
  2. Step 2: Convert to fraction form
    1,047,021,811,384.70/1,570,402,729,262.90 = 282,169,797,977.84/x
  3. Step 3: Cross multiply
    1,047,021,811,384.70x = 1,570,402,729,262.90 × 282,169,797,977.84
  4. Step 4: Simplify right side
    1,047,021,811,384.70x = 443,120,220,859,961,096,273,920
  5. Step 5: Solve for x
    x = 443,120,220,859,961,096,273,920/1,047,021,811,384.70
  6. Step 6: Final answer
    x = 423,219,665,571.18

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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.