Home / 976,969,865.43-1,465,447,333.19-249,957,411.03

Finding the Fourth Proportional to 976,969,865.43, 1,465,447,333.19 and 249,957,411.03

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Solution

The fourth proportional to 976,969,865.43, 1,465,447,333.19 and 249,957,411.03 is: 374,934,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,969,865.43 : 1,465,447,333.19 = 249,957,411.03 : x
  2. Step 2: Convert to fraction form
    976,969,865.43/1,465,447,333.19 = 249,957,411.03/x
  3. Step 3: Cross multiply
    976,969,865.43x = 1,465,447,333.19 × 249,957,411.03
  4. Step 4: Simplify right side
    976,969,865.43x = 366,299,421,403,740,416
  5. Step 5: Solve for x
    x = 366,299,421,403,740,416/976,969,865.43
  6. Step 6: Final answer
    x = 374,934,206.64

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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.