Home / 216,918,148.80-325,696,087.80-152,507,499.60

Finding the Fourth Proportional to 216,918,148.80, 325,696,087.80 and 152,507,499.60

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Solution

The fourth proportional to 216,918,148.80, 325,696,087.80 and 152,507,499.60 is: 228,985,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,918,148.80 : 325,696,087.80 = 152,507,499.60 : x
  2. Step 2: Convert to fraction form
    216,918,148.80/325,696,087.80 = 152,507,499.60/x
  3. Step 3: Cross multiply
    216,918,148.80x = 325,696,087.80 × 152,507,499.60
  4. Step 4: Simplify right side
    216,918,148.80x = 49,671,095,979,880,064
  5. Step 5: Solve for x
    x = 49,671,095,979,880,064/216,918,148.80
  6. Step 6: Final answer
    x = 228,985,431.85

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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.