Home / 977,622,051.80-1,466,433,077.70-851,351,670.20

Finding the Fourth Proportional to 977,622,051.80, 1,466,433,077.70 and 851,351,670.20

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Solution

The fourth proportional to 977,622,051.80, 1,466,433,077.70 and 851,351,670.20 is: 1,277,027,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,622,051.80 : 1,466,433,077.70 = 851,351,670.20 : x
  2. Step 2: Convert to fraction form
    977,622,051.80/1,466,433,077.70 = 851,351,670.20/x
  3. Step 3: Cross multiply
    977,622,051.80x = 1,466,433,077.70 × 851,351,670.20
  4. Step 4: Simplify right side
    977,622,051.80x = 1,248,450,249,936,421,376
  5. Step 5: Solve for x
    x = 1,248,450,249,936,421,376/977,622,051.80
  6. Step 6: Final answer
    x = 1,277,027,505.30

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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.