Home / 977,072,028.10-1,465,608,042.15-517,907,004.10

Finding the Fourth Proportional to 977,072,028.10, 1,465,608,042.15 and 517,907,004.10

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Solution

The fourth proportional to 977,072,028.10, 1,465,608,042.15 and 517,907,004.10 is: 776,860,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,072,028.10 : 1,465,608,042.15 = 517,907,004.10 : x
  2. Step 2: Convert to fraction form
    977,072,028.10/1,465,608,042.15 = 517,907,004.10/x
  3. Step 3: Cross multiply
    977,072,028.10x = 1,465,608,042.15 × 517,907,004.10
  4. Step 4: Simplify right side
    977,072,028.10x = 759,048,670,294,773,120
  5. Step 5: Solve for x
    x = 759,048,670,294,773,120/977,072,028.10
  6. Step 6: Final answer
    x = 776,860,506.15

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Double scale
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Similar ratio
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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.