Home / 989,443,099.09-1,365,426,195.24-537,317,114.35

Finding the Fourth Proportional to 989,443,099.09, 1,365,426,195.24 and 537,317,114.35

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Solution

The fourth proportional to 989,443,099.09, 1,365,426,195.24 and 537,317,114.35 is: 741,494,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,443,099.09 : 1,365,426,195.24 = 537,317,114.35 : x
  2. Step 2: Convert to fraction form
    989,443,099.09/1,365,426,195.24 = 537,317,114.35/x
  3. Step 3: Cross multiply
    989,443,099.09x = 1,365,426,195.24 × 537,317,114.35
  4. Step 4: Simplify right side
    989,443,099.09x = 733,666,863,084,256,512
  5. Step 5: Solve for x
    x = 733,666,863,084,256,512/989,443,099.09
  6. Step 6: Final answer
    x = 741,494,749.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.