Home / 216,918,079.80-325,695,984.30-152,507,430.60

Finding the Fourth Proportional to 216,918,079.80, 325,695,984.30 and 152,507,430.60

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Solution

The fourth proportional to 216,918,079.80, 325,695,984.30 and 152,507,430.60 is: 228,985,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,918,079.80 : 325,695,984.30 = 152,507,430.60 : x
  2. Step 2: Convert to fraction form
    216,918,079.80/325,695,984.30 = 152,507,430.60/x
  3. Step 3: Cross multiply
    216,918,079.80x = 325,695,984.30 × 152,507,430.60
  4. Step 4: Simplify right side
    216,918,079.80x = 49,671,057,722,330,936
  5. Step 5: Solve for x
    x = 49,671,057,722,330,936/216,918,079.80
  6. Step 6: Final answer
    x = 228,985,328.32

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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.