Home / 207,039,771.60-310,559,657.40-159,264,027.60

Finding the Fourth Proportional to 207,039,771.60, 310,559,657.40 and 159,264,027.60

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Solution

The fourth proportional to 207,039,771.60, 310,559,657.40 and 159,264,027.60 is: 238,896,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,039,771.60 : 310,559,657.40 = 159,264,027.60 : x
  2. Step 2: Convert to fraction form
    207,039,771.60/310,559,657.40 = 159,264,027.60/x
  3. Step 3: Cross multiply
    207,039,771.60x = 310,559,657.40 × 159,264,027.60
  4. Step 4: Simplify right side
    207,039,771.60x = 49,460,981,847,600,136
  5. Step 5: Solve for x
    x = 49,460,981,847,600,136/207,039,771.60
  6. Step 6: Final answer
    x = 238,896,041.40

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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.