Home / 98,603,448.30-147,905,172.45-60,339,696.30

Finding the Fourth Proportional to 98,603,448.30, 147,905,172.45 and 60,339,696.30

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Solution

The fourth proportional to 98,603,448.30, 147,905,172.45 and 60,339,696.30 is: 90,509,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,603,448.30 : 147,905,172.45 = 60,339,696.30 : x
  2. Step 2: Convert to fraction form
    98,603,448.30/147,905,172.45 = 60,339,696.30/x
  3. Step 3: Cross multiply
    98,603,448.30x = 147,905,172.45 × 60,339,696.30
  4. Step 4: Simplify right side
    98,603,448.30x = 8,924,553,186,832,126
  5. Step 5: Solve for x
    x = 8,924,553,186,832,126/98,603,448.30
  6. Step 6: Final answer
    x = 90,509,544.45

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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.