Home / 124,807,881.60-187,137,172.80-64,341,705.60

Finding the Fourth Proportional to 124,807,881.60, 187,137,172.80 and 64,341,705.60

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Solution

The fourth proportional to 124,807,881.60, 187,137,172.80 and 64,341,705.60 is: 96,474,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,807,881.60 : 187,137,172.80 = 64,341,705.60 : x
  2. Step 2: Convert to fraction form
    124,807,881.60/187,137,172.80 = 64,341,705.60/x
  3. Step 3: Cross multiply
    124,807,881.60x = 187,137,172.80 × 64,341,705.60
  4. Step 4: Simplify right side
    124,807,881.60x = 12,040,724,879,113,928
  5. Step 5: Solve for x
    x = 12,040,724,879,113,928/124,807,881.60
  6. Step 6: Final answer
    x = 96,474,074.59

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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.