Home / 30,989,821,091.80-46,484,731,637.70-10,030,372,636.90

Finding the Fourth Proportional to 30,989,821,091.80, 46,484,731,637.70 and 10,030,372,636.90

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Solution

The fourth proportional to 30,989,821,091.80, 46,484,731,637.70 and 10,030,372,636.90 is: 15,045,558,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989,821,091.80 : 46,484,731,637.70 = 10,030,372,636.90 : x
  2. Step 2: Convert to fraction form
    30,989,821,091.80/46,484,731,637.70 = 10,030,372,636.90/x
  3. Step 3: Cross multiply
    30,989,821,091.80x = 46,484,731,637.70 × 10,030,372,636.90
  4. Step 4: Simplify right side
    30,989,821,091.80x = 466,259,180,252,425,748,480
  5. Step 5: Solve for x
    x = 466,259,180,252,425,748,480/30,989,821,091.80
  6. Step 6: Final answer
    x = 15,045,558,955.35

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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.