Home / 693,500,547.89-1,040,140,088.52-202,098,873.34

Finding the Fourth Proportional to 693,500,547.89, 1,040,140,088.52 and 202,098,873.34

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Solution

The fourth proportional to 693,500,547.89, 1,040,140,088.52 and 202,098,873.34 is: 303,116,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,500,547.89 : 1,040,140,088.52 = 202,098,873.34 : x
  2. Step 2: Convert to fraction form
    693,500,547.89/1,040,140,088.52 = 202,098,873.34/x
  3. Step 3: Cross multiply
    693,500,547.89x = 1,040,140,088.52 × 202,098,873.34
  4. Step 4: Simplify right side
    693,500,547.89x = 210,211,140,003,059,520
  5. Step 5: Solve for x
    x = 210,211,140,003,059,520/693,500,547.89
  6. Step 6: Final answer
    x = 303,116,040.27

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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.