Home / 1,898,880,181.07-2,619,619,948.59-1,145,773,313.15

Finding the Fourth Proportional to 1,898,880,181.07, 2,619,619,948.59 and 1,145,773,313.15

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Solution

The fourth proportional to 1,898,880,181.07, 2,619,619,948.59 and 1,145,773,313.15 is: 1,580,663,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,880,181.07 : 2,619,619,948.59 = 1,145,773,313.15 : x
  2. Step 2: Convert to fraction form
    1,898,880,181.07/2,619,619,948.59 = 1,145,773,313.15/x
  3. Step 3: Cross multiply
    1,898,880,181.07x = 2,619,619,948.59 × 1,145,773,313.15
  4. Step 4: Simplify right side
    1,898,880,181.07x = 3,001,490,627,681,740,288
  5. Step 5: Solve for x
    x = 3,001,490,627,681,740,288/1,898,880,181.07
  6. Step 6: Final answer
    x = 1,580,663,518.21

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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.