Home / 98,221,784.85-147,307,537.62-29,118,428.91

Finding the Fourth Proportional to 98,221,784.85, 147,307,537.62 and 29,118,428.91

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Solution

The fourth proportional to 98,221,784.85, 147,307,537.62 and 29,118,428.91 is: 43,670,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,221,784.85 : 147,307,537.62 = 29,118,428.91 : x
  2. Step 2: Convert to fraction form
    98,221,784.85/147,307,537.62 = 29,118,428.91/x
  3. Step 3: Cross multiply
    98,221,784.85x = 147,307,537.62 × 29,118,428.91
  4. Step 4: Simplify right side
    98,221,784.85x = 4,289,364,062,095,121
  5. Step 5: Solve for x
    x = 4,289,364,062,095,121/98,221,784.85
  6. Step 6: Final answer
    x = 43,670,190.57

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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.