Home / 64,984,208,993.29-89,664,779,367.55-37,517,319,541.45

Finding the Fourth Proportional to 64,984,208,993.29, 89,664,779,367.55 and 37,517,319,541.45

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Solution

The fourth proportional to 64,984,208,993.29, 89,664,779,367.55 and 37,517,319,541.45 is: 51,766,147,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,984,208,993.29 : 89,664,779,367.55 = 37,517,319,541.45 : x
  2. Step 2: Convert to fraction form
    64,984,208,993.29/89,664,779,367.55 = 37,517,319,541.45/x
  3. Step 3: Cross multiply
    64,984,208,993.29x = 89,664,779,367.55 × 37,517,319,541.45
  4. Step 4: Simplify right side
    64,984,208,993.29x = 3,363,982,179,145,986,080,768
  5. Step 5: Solve for x
    x = 3,363,982,179,145,986,080,768/64,984,208,993.29
  6. Step 6: Final answer
    x = 51,766,147,980.56

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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.