Home / 64,579,020.80-89,119,743.84-35,210,113.44

Finding the Fourth Proportional to 64,579,020.80, 89,119,743.84 and 35,210,113.44

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Solution

The fourth proportional to 64,579,020.80, 89,119,743.84 and 35,210,113.44 is: 48,590,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,579,020.80 : 89,119,743.84 = 35,210,113.44 : x
  2. Step 2: Convert to fraction form
    64,579,020.80/89,119,743.84 = 35,210,113.44/x
  3. Step 3: Cross multiply
    64,579,020.80x = 89,119,743.84 × 35,210,113.44
  4. Step 4: Simplify right side
    64,579,020.80x = 3,137,916,290,350,141
  5. Step 5: Solve for x
    x = 3,137,916,290,350,141/64,579,020.80
  6. Step 6: Final answer
    x = 48,590,335.55

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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.