Home / 5,368,087,888.92-8,052,597,275.58-1,638,219,089.16

Finding the Fourth Proportional to 5,368,087,888.92, 8,052,597,275.58 and 1,638,219,089.16

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Solution

The fourth proportional to 5,368,087,888.92, 8,052,597,275.58 and 1,638,219,089.16 is: 2,457,470,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,087,888.92 : 8,052,597,275.58 = 1,638,219,089.16 : x
  2. Step 2: Convert to fraction form
    5,368,087,888.92/8,052,597,275.58 = 1,638,219,089.16/x
  3. Step 3: Cross multiply
    5,368,087,888.92x = 8,052,597,275.58 × 1,638,219,089.16
  4. Step 4: Simplify right side
    5,368,087,888.92x = 13,191,918,574,172,964,864
  5. Step 5: Solve for x
    x = 13,191,918,574,172,964,864/5,368,087,888.92
  6. Step 6: Final answer
    x = 2,457,470,676.18

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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.