Home / 70,267,900.32-96,947,606.16-39,323,152.80

Finding the Fourth Proportional to 70,267,900.32, 96,947,606.16 and 39,323,152.80

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Solution

The fourth proportional to 70,267,900.32, 96,947,606.16 and 39,323,152.80 is: 54,253,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,267,900.32 : 96,947,606.16 = 39,323,152.80 : x
  2. Step 2: Convert to fraction form
    70,267,900.32/96,947,606.16 = 39,323,152.80/x
  3. Step 3: Cross multiply
    70,267,900.32x = 96,947,606.16 × 39,323,152.80
  4. Step 4: Simplify right side
    70,267,900.32x = 3,812,285,530,623,901
  5. Step 5: Solve for x
    x = 3,812,285,530,623,901/70,267,900.32
  6. Step 6: Final answer
    x = 54,253,585.40

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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.