Home / 962,004,008.40-1,443,006,012.60-824,254,501.20

Finding the Fourth Proportional to 962,004,008.40, 1,443,006,012.60 and 824,254,501.20

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Solution

The fourth proportional to 962,004,008.40, 1,443,006,012.60 and 824,254,501.20 is: 1,236,381,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,004,008.40 : 1,443,006,012.60 = 824,254,501.20 : x
  2. Step 2: Convert to fraction form
    962,004,008.40/1,443,006,012.60 = 824,254,501.20/x
  3. Step 3: Cross multiply
    962,004,008.40x = 1,443,006,012.60 × 824,254,501.20
  4. Step 4: Simplify right side
    962,004,008.40x = 1,189,404,201,144,214,016
  5. Step 5: Solve for x
    x = 1,189,404,201,144,214,016/962,004,008.40
  6. Step 6: Final answer
    x = 1,236,381,751.80

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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.