Home / 673,775,140.10-1,010,662,710.15-310,978,084.10

Finding the Fourth Proportional to 673,775,140.10, 1,010,662,710.15 and 310,978,084.10

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Solution

The fourth proportional to 673,775,140.10, 1,010,662,710.15 and 310,978,084.10 is: 466,467,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,775,140.10 : 1,010,662,710.15 = 310,978,084.10 : x
  2. Step 2: Convert to fraction form
    673,775,140.10/1,010,662,710.15 = 310,978,084.10/x
  3. Step 3: Cross multiply
    673,775,140.10x = 1,010,662,710.15 × 310,978,084.10
  4. Step 4: Simplify right side
    673,775,140.10x = 314,293,953,273,760,640
  5. Step 5: Solve for x
    x = 314,293,953,273,760,640/673,775,140.10
  6. Step 6: Final answer
    x = 466,467,126.15

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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.