Home / 319,716,085.76-479,591,065.27-98,539,338.89

Finding the Fourth Proportional to 319,716,085.76, 479,591,065.27 and 98,539,338.89

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Solution

The fourth proportional to 319,716,085.76, 479,591,065.27 and 98,539,338.89 is: 147,814,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,716,085.76 : 479,591,065.27 = 98,539,338.89 : x
  2. Step 2: Convert to fraction form
    319,716,085.76/479,591,065.27 = 98,539,338.89/x
  3. Step 3: Cross multiply
    319,716,085.76x = 479,591,065.27 × 98,539,338.89
  4. Step 4: Simplify right side
    319,716,085.76x = 47,258,586,509,256,640
  5. Step 5: Solve for x
    x = 47,258,586,509,256,640/319,716,085.76
  6. Step 6: Final answer
    x = 147,814,228.35

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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.