Home / 1,147,914,989,381.60-1,584,170,811,320.60-660,174,307,911.40

Finding the Fourth Proportional to 1,147,914,989,381.60, 1,584,170,811,320.60 and 660,174,307,911.40

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Solution

The fourth proportional to 1,147,914,989,381.60, 1,584,170,811,320.60 and 660,174,307,911.40 is: 911,068,222,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,914,989,381.60 : 1,584,170,811,320.60 = 660,174,307,911.40 : x
  2. Step 2: Convert to fraction form
    1,147,914,989,381.60/1,584,170,811,320.60 = 660,174,307,911.40/x
  3. Step 3: Cross multiply
    1,147,914,989,381.60x = 1,584,170,811,320.60 × 660,174,307,911.40
  4. Step 4: Simplify right side
    1,147,914,989,381.60x = 1,045,828,868,977,018,294,763,520
  5. Step 5: Solve for x
    x = 1,045,828,868,977,018,294,763,520/1,147,914,989,381.60
  6. Step 6: Final answer
    x = 911,068,222,517.44

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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.