Home / 1,747,931,570.40-2,622,905,125.20-658,196,709.60

Finding the Fourth Proportional to 1,747,931,570.40, 2,622,905,125.20 and 658,196,709.60

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Solution

The fourth proportional to 1,747,931,570.40, 2,622,905,125.20 and 658,196,709.60 is: 987,674,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,931,570.40 : 2,622,905,125.20 = 658,196,709.60 : x
  2. Step 2: Convert to fraction form
    1,747,931,570.40/2,622,905,125.20 = 658,196,709.60/x
  3. Step 3: Cross multiply
    1,747,931,570.40x = 2,622,905,125.20 × 658,196,709.60
  4. Step 4: Simplify right side
    1,747,931,570.40x = 1,726,387,522,999,616,000
  5. Step 5: Solve for x
    x = 1,726,387,522,999,616,000/1,747,931,570.40
  6. Step 6: Final answer
    x = 987,674,547.58

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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.