Home / 64,869,380.65-89,518,548.52-35,500,124.16

Finding the Fourth Proportional to 64,869,380.65, 89,518,548.52 and 35,500,124.16

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Solution

The fourth proportional to 64,869,380.65, 89,518,548.52 and 35,500,124.16 is: 48,989,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,869,380.65 : 89,518,548.52 = 35,500,124.16 : x
  2. Step 2: Convert to fraction form
    64,869,380.65/89,518,548.52 = 35,500,124.16/x
  3. Step 3: Cross multiply
    64,869,380.65x = 89,518,548.52 × 35,500,124.16
  4. Step 4: Simplify right side
    64,869,380.65x = 3,177,919,587,082,984
  5. Step 5: Solve for x
    x = 3,177,919,587,082,984/64,869,380.65
  6. Step 6: Final answer
    x = 48,989,516.40

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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.