Home / 105,162,922.90-157,744,384.35-48,539,818.90

Finding the Fourth Proportional to 105,162,922.90, 157,744,384.35 and 48,539,818.90

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Solution

The fourth proportional to 105,162,922.90, 157,744,384.35 and 48,539,818.90 is: 72,809,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,162,922.90 : 157,744,384.35 = 48,539,818.90 : x
  2. Step 2: Convert to fraction form
    105,162,922.90/157,744,384.35 = 48,539,818.90/x
  3. Step 3: Cross multiply
    105,162,922.90x = 157,744,384.35 × 48,539,818.90
  4. Step 4: Simplify right side
    105,162,922.90x = 7,656,883,848,840,994
  5. Step 5: Solve for x
    x = 7,656,883,848,840,994/105,162,922.90
  6. Step 6: Final answer
    x = 72,809,728.35

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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.