Home / 1,685,124,658.60-2,526,679,218.30-868,831,282.60

Finding the Fourth Proportional to 1,685,124,658.60, 2,526,679,218.30 and 868,831,282.60

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Solution

The fourth proportional to 1,685,124,658.60, 2,526,679,218.30 and 868,831,282.60 is: 1,302,727,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,124,658.60 : 2,526,679,218.30 = 868,831,282.60 : x
  2. Step 2: Convert to fraction form
    1,685,124,658.60/2,526,679,218.30 = 868,831,282.60/x
  3. Step 3: Cross multiply
    1,685,124,658.60x = 2,526,679,218.30 × 868,831,282.60
  4. Step 4: Simplify right side
    1,685,124,658.60x = 2,195,257,945,954,354,688
  5. Step 5: Solve for x
    x = 2,195,257,945,954,354,688/1,685,124,658.60
  6. Step 6: Final answer
    x = 1,302,727,329.25

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1.5x scale

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.