Home / 144,343,413.90-216,089,968.05-135,934,836.30

Finding the Fourth Proportional to 144,343,413.90, 216,089,968.05 and 135,934,836.30

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Solution

The fourth proportional to 144,343,413.90, 216,089,968.05 and 135,934,836.30 is: 203,501,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,343,413.90 : 216,089,968.05 = 135,934,836.30 : x
  2. Step 2: Convert to fraction form
    144,343,413.90/216,089,968.05 = 135,934,836.30/x
  3. Step 3: Cross multiply
    144,343,413.90x = 216,089,968.05 × 135,934,836.30
  4. Step 4: Simplify right side
    144,343,413.90x = 29,374,154,432,948,984
  5. Step 5: Solve for x
    x = 29,374,154,432,948,984/144,343,413.90
  6. Step 6: Final answer
    x = 203,501,868.49

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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.