Home / 74,735,489,864.64-103,135,249,241.28-40,441,196,596.80

Finding the Fourth Proportional to 74,735,489,864.64, 103,135,249,241.28 and 40,441,196,596.80

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Solution

The fourth proportional to 74,735,489,864.64, 103,135,249,241.28 and 40,441,196,596.80 is: 55,808,999,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,735,489,864.64 : 103,135,249,241.28 = 40,441,196,596.80 : x
  2. Step 2: Convert to fraction form
    74,735,489,864.64/103,135,249,241.28 = 40,441,196,596.80/x
  3. Step 3: Cross multiply
    74,735,489,864.64x = 103,135,249,241.28 × 40,441,196,596.80
  4. Step 4: Simplify right side
    74,735,489,864.64x = 4,170,912,890,626,572,812,288
  5. Step 5: Solve for x
    x = 4,170,912,890,626,572,812,288/74,735,489,864.64
  6. Step 6: Final answer
    x = 55,808,999,153.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.