Home / 859,241,683,686.70-1,288,862,525,530-355,996,817,382.70

Finding the Fourth Proportional to 859,241,683,686.70, 1,288,862,525,530 and 355,996,817,382.70

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Solution

The fourth proportional to 859,241,683,686.70, 1,288,862,525,530 and 355,996,817,382.70 is: 533,995,226,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,241,683,686.70 : 1,288,862,525,530 = 355,996,817,382.70 : x
  2. Step 2: Convert to fraction form
    859,241,683,686.70/1,288,862,525,530 = 355,996,817,382.70/x
  3. Step 3: Cross multiply
    859,241,683,686.70x = 1,288,862,525,530 × 355,996,817,382.70
  4. Step 4: Simplify right side
    859,241,683,686.70x = 458,830,957,132,508,959,866,880
  5. Step 5: Solve for x
    x = 458,830,957,132,508,959,866,880/859,241,683,686.70
  6. Step 6: Final answer
    x = 533,995,226,074.03

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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.