Home / 1,118,996,893.20-1,676,703,749.40-709,319,888.40

Finding the Fourth Proportional to 1,118,996,893.20, 1,676,703,749.40 and 709,319,888.40

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Solution

The fourth proportional to 1,118,996,893.20, 1,676,703,749.40 and 709,319,888.40 is: 1,062,844,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,996,893.20 : 1,676,703,749.40 = 709,319,888.40 : x
  2. Step 2: Convert to fraction form
    1,118,996,893.20/1,676,703,749.40 = 709,319,888.40/x
  3. Step 3: Cross multiply
    1,118,996,893.20x = 1,676,703,749.40 × 709,319,888.40
  4. Step 4: Simplify right side
    1,118,996,893.20x = 1,189,319,316,404,269,568
  5. Step 5: Solve for x
    x = 1,189,319,316,404,269,568/1,118,996,893.20
  6. Step 6: Final answer
    x = 1,062,844,163.05

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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.