Home / 159,312,618.60-238,968,927.90-98,090,615.40

Finding the Fourth Proportional to 159,312,618.60, 238,968,927.90 and 98,090,615.40

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Solution

The fourth proportional to 159,312,618.60, 238,968,927.90 and 98,090,615.40 is: 147,135,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,312,618.60 : 238,968,927.90 = 98,090,615.40 : x
  2. Step 2: Convert to fraction form
    159,312,618.60/238,968,927.90 = 98,090,615.40/x
  3. Step 3: Cross multiply
    159,312,618.60x = 238,968,927.90 × 98,090,615.40
  4. Step 4: Simplify right side
    159,312,618.60x = 23,440,609,199,189,232
  5. Step 5: Solve for x
    x = 23,440,609,199,189,232/159,312,618.60
  6. Step 6: Final answer
    x = 147,135,923.10

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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.