Home / 165,735,002.40-248,602,503.60-140,225,834.40

Finding the Fourth Proportional to 165,735,002.40, 248,602,503.60 and 140,225,834.40

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Solution

The fourth proportional to 165,735,002.40, 248,602,503.60 and 140,225,834.40 is: 210,338,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,735,002.40 : 248,602,503.60 = 140,225,834.40 : x
  2. Step 2: Convert to fraction form
    165,735,002.40/248,602,503.60 = 140,225,834.40/x
  3. Step 3: Cross multiply
    165,735,002.40x = 248,602,503.60 × 140,225,834.40
  4. Step 4: Simplify right side
    165,735,002.40x = 34,860,493,501,239,004
  5. Step 5: Solve for x
    x = 34,860,493,501,239,004/165,735,002.40
  6. Step 6: Final answer
    x = 210,338,751.60

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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.