Home / 1,347,166,477.49-1,859,069,953.79-752,459,640.77

Finding the Fourth Proportional to 1,347,166,477.49, 1,859,069,953.79 and 752,459,640.77

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Solution

The fourth proportional to 1,347,166,477.49, 1,859,069,953.79 and 752,459,640.77 is: 1,038,383,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,166,477.49 : 1,859,069,953.79 = 752,459,640.77 : x
  2. Step 2: Convert to fraction form
    1,347,166,477.49/1,859,069,953.79 = 752,459,640.77/x
  3. Step 3: Cross multiply
    1,347,166,477.49x = 1,859,069,953.79 × 752,459,640.77
  4. Step 4: Simplify right side
    1,347,166,477.49x = 1,398,875,109,591,361,536
  5. Step 5: Solve for x
    x = 1,398,875,109,591,361,536/1,347,166,477.49
  6. Step 6: Final answer
    x = 1,038,383,253.27

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1.5x scale

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.