Home / 1,113,305,182.86-1,536,319,061.91-618,299,777.82

Finding the Fourth Proportional to 1,113,305,182.86, 1,536,319,061.91 and 618,299,777.82

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Solution

The fourth proportional to 1,113,305,182.86, 1,536,319,061.91 and 618,299,777.82 is: 853,230,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,305,182.86 : 1,536,319,061.91 = 618,299,777.82 : x
  2. Step 2: Convert to fraction form
    1,113,305,182.86/1,536,319,061.91 = 618,299,777.82/x
  3. Step 3: Cross multiply
    1,113,305,182.86x = 1,536,319,061.91 × 618,299,777.82
  4. Step 4: Simplify right side
    1,113,305,182.86x = 949,905,734,639,584,000
  5. Step 5: Solve for x
    x = 949,905,734,639,584,000/1,113,305,182.86
  6. Step 6: Final answer
    x = 853,230,317.49

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Double scale
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1.5x scale

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.