Home / 60,577,570,315.05-90,868,206,630.17-20,782,786,948.03

Finding the Fourth Proportional to 60,577,570,315.05, 90,868,206,630.17 and 20,782,786,948.03

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Solution

The fourth proportional to 60,577,570,315.05, 90,868,206,630.17 and 20,782,786,948.03 is: 31,174,815,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,577,570,315.05 : 90,868,206,630.17 = 20,782,786,948.03 : x
  2. Step 2: Convert to fraction form
    60,577,570,315.05/90,868,206,630.17 = 20,782,786,948.03/x
  3. Step 3: Cross multiply
    60,577,570,315.05x = 90,868,206,630.17 × 20,782,786,948.03
  4. Step 4: Simplify right side
    60,577,570,315.05x = 1,888,494,578,744,390,057,984
  5. Step 5: Solve for x
    x = 1,888,494,578,744,390,057,984/60,577,570,315.05
  6. Step 6: Final answer
    x = 31,174,815,512.12

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1.5x scale

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.