Home / 70,290,719.79-105,510,612.65-62,255,856.75

Finding the Fourth Proportional to 70,290,719.79, 105,510,612.65 and 62,255,856.75

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Solution

The fourth proportional to 70,290,719.79, 105,510,612.65 and 62,255,856.75 is: 93,449,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,290,719.79 : 105,510,612.65 = 62,255,856.75 : x
  2. Step 2: Convert to fraction form
    70,290,719.79/105,510,612.65 = 62,255,856.75/x
  3. Step 3: Cross multiply
    70,290,719.79x = 105,510,612.65 × 62,255,856.75
  4. Step 4: Simplify right side
    70,290,719.79x = 6,568,653,586,743,138
  5. Step 5: Solve for x
    x = 6,568,653,586,743,138/70,290,719.79
  6. Step 6: Final answer
    x = 93,449,798.30

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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.