Home / 977,295,554.32-1,466,642,734.08-355,509,584.32

Finding the Fourth Proportional to 977,295,554.32, 1,466,642,734.08 and 355,509,584.32

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Solution

The fourth proportional to 977,295,554.32, 1,466,642,734.08 and 355,509,584.32 is: 533,518,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,295,554.32 : 1,466,642,734.08 = 355,509,584.32 : x
  2. Step 2: Convert to fraction form
    977,295,554.32/1,466,642,734.08 = 355,509,584.32/x
  3. Step 3: Cross multiply
    977,295,554.32x = 1,466,642,734.08 × 355,509,584.32
  4. Step 4: Simplify right side
    977,295,554.32x = 521,405,548,738,729,088
  5. Step 5: Solve for x
    x = 521,405,548,738,729,088/977,295,554.32
  6. Step 6: Final answer
    x = 533,518,797.29

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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.