Home / 1,165,527,081,666.20-1,608,319,433,370.30-644,671,289,797.64

Finding the Fourth Proportional to 1,165,527,081,666.20, 1,608,319,433,370.30 and 644,671,289,797.64

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Solution

The fourth proportional to 1,165,527,081,666.20, 1,608,319,433,370.30 and 644,671,289,797.64 is: 889,586,676,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,527,081,666.20 : 1,608,319,433,370.30 = 644,671,289,797.64 : x
  2. Step 2: Convert to fraction form
    1,165,527,081,666.20/1,608,319,433,370.30 = 644,671,289,797.64/x
  3. Step 3: Cross multiply
    1,165,527,081,666.20x = 1,608,319,433,370.30 × 644,671,289,797.64
  4. Step 4: Simplify right side
    1,165,527,081,666.20x = 1,036,837,363,517,440,900,726,784
  5. Step 5: Solve for x
    x = 1,036,837,363,517,440,900,726,784/1,165,527,081,666.20
  6. Step 6: Final answer
    x = 889,586,676,986.70

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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.