Home / 891,688,892.80-1,337,533,339.20-883,079,548.60

Finding the Fourth Proportional to 891,688,892.80, 1,337,533,339.20 and 883,079,548.60

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Solution

The fourth proportional to 891,688,892.80, 1,337,533,339.20 and 883,079,548.60 is: 1,324,619,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,688,892.80 : 1,337,533,339.20 = 883,079,548.60 : x
  2. Step 2: Convert to fraction form
    891,688,892.80/1,337,533,339.20 = 883,079,548.60/x
  3. Step 3: Cross multiply
    891,688,892.80x = 1,337,533,339.20 × 883,079,548.60
  4. Step 4: Simplify right side
    891,688,892.80x = 1,181,148,337,418,186,752
  5. Step 5: Solve for x
    x = 1,181,148,337,418,186,752/891,688,892.80
  6. Step 6: Final answer
    x = 1,324,619,322.90

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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.