Home / 932,826,299.72-1,287,300,782.30-509,445,757

Finding the Fourth Proportional to 932,826,299.72, 1,287,300,782.30 and 509,445,757

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Solution

The fourth proportional to 932,826,299.72, 1,287,300,782.30 and 509,445,757 is: 703,035,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,826,299.72 : 1,287,300,782.30 = 509,445,757 : x
  2. Step 2: Convert to fraction form
    932,826,299.72/1,287,300,782.30 = 509,445,757/x
  3. Step 3: Cross multiply
    932,826,299.72x = 1,287,300,782.30 × 509,445,757
  4. Step 4: Simplify right side
    932,826,299.72x = 655,809,921,525,515,648
  5. Step 5: Solve for x
    x = 655,809,921,525,515,648/932,826,299.72
  6. Step 6: Final answer
    x = 703,035,411.55

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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.