Home / 70,285,354.80-105,496,040.02-33,919,345.32

Finding the Fourth Proportional to 70,285,354.80, 105,496,040.02 and 33,919,345.32

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Solution

The fourth proportional to 70,285,354.80, 105,496,040.02 and 33,919,345.32 is: 50,911,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,285,354.80 : 105,496,040.02 = 33,919,345.32 : x
  2. Step 2: Convert to fraction form
    70,285,354.80/105,496,040.02 = 33,919,345.32/x
  3. Step 3: Cross multiply
    70,285,354.80x = 105,496,040.02 × 33,919,345.32
  4. Step 4: Simplify right side
    70,285,354.80x = 3,578,356,611,330,919.50
  5. Step 5: Solve for x
    x = 3,578,356,611,330,919.50/70,285,354.80
  6. Step 6: Final answer
    x = 50,911,838.20

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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.