Home / 464,026,707-640,373,692.32-265,826,507.76

Finding the Fourth Proportional to 464,026,707, 640,373,692.32 and 265,826,507.76

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Solution

The fourth proportional to 464,026,707, 640,373,692.32 and 265,826,507.76 is: 366,850,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,026,707 : 640,373,692.32 = 265,826,507.76 : x
  2. Step 2: Convert to fraction form
    464,026,707/640,373,692.32 = 265,826,507.76/x
  3. Step 3: Cross multiply
    464,026,707x = 640,373,692.32 × 265,826,507.76
  4. Step 4: Simplify right side
    464,026,707x = 170,228,302,290,802,336
  5. Step 5: Solve for x
    x = 170,228,302,290,802,336/464,026,707
  6. Step 6: Final answer
    x = 366,850,225.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.