Home / 934,382,666.40-1,401,573,999.60-782,461,399.20

Finding the Fourth Proportional to 934,382,666.40, 1,401,573,999.60 and 782,461,399.20

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Solution

The fourth proportional to 934,382,666.40, 1,401,573,999.60 and 782,461,399.20 is: 1,173,692,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,382,666.40 : 1,401,573,999.60 = 782,461,399.20 : x
  2. Step 2: Convert to fraction form
    934,382,666.40/1,401,573,999.60 = 782,461,399.20/x
  3. Step 3: Cross multiply
    934,382,666.40x = 1,401,573,999.60 × 782,461,399.20
  4. Step 4: Simplify right side
    934,382,666.40x = 1,096,677,552,809,356,288
  5. Step 5: Solve for x
    x = 1,096,677,552,809,356,288/934,382,666.40
  6. Step 6: Final answer
    x = 1,173,692,098.80

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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.