Home / 1,021,969,124.64-1,410,316,006.32-581,935,976.64

Finding the Fourth Proportional to 1,021,969,124.64, 1,410,316,006.32 and 581,935,976.64

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Solution

The fourth proportional to 1,021,969,124.64, 1,410,316,006.32 and 581,935,976.64 is: 803,070,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,969,124.64 : 1,410,316,006.32 = 581,935,976.64 : x
  2. Step 2: Convert to fraction form
    1,021,969,124.64/1,410,316,006.32 = 581,935,976.64/x
  3. Step 3: Cross multiply
    1,021,969,124.64x = 1,410,316,006.32 × 581,935,976.64
  4. Step 4: Simplify right side
    1,021,969,124.64x = 820,713,622,508,853,504
  5. Step 5: Solve for x
    x = 820,713,622,508,853,504/1,021,969,124.64
  6. Step 6: Final answer
    x = 803,070,858.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.