Home / 757,804,066.40-1,136,706,099.60-512,916,053.60

Finding the Fourth Proportional to 757,804,066.40, 1,136,706,099.60 and 512,916,053.60

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Solution

The fourth proportional to 757,804,066.40, 1,136,706,099.60 and 512,916,053.60 is: 769,374,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,804,066.40 : 1,136,706,099.60 = 512,916,053.60 : x
  2. Step 2: Convert to fraction form
    757,804,066.40/1,136,706,099.60 = 512,916,053.60/x
  3. Step 3: Cross multiply
    757,804,066.40x = 1,136,706,099.60 × 512,916,053.60
  4. Step 4: Simplify right side
    757,804,066.40x = 583,034,806,709,880,576
  5. Step 5: Solve for x
    x = 583,034,806,709,880,576/757,804,066.40
  6. Step 6: Final answer
    x = 769,374,080.40

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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.