Home / 1,076,112,468.40-1,617,192,011.40-943,086,881.20

Finding the Fourth Proportional to 1,076,112,468.40, 1,617,192,011.40 and 943,086,881.20

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Solution

The fourth proportional to 1,076,112,468.40, 1,617,192,011.40 and 943,086,881.20 is: 1,417,279,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,112,468.40 : 1,617,192,011.40 = 943,086,881.20 : x
  2. Step 2: Convert to fraction form
    1,076,112,468.40/1,617,192,011.40 = 943,086,881.20/x
  3. Step 3: Cross multiply
    1,076,112,468.40x = 1,617,192,011.40 × 943,086,881.20
  4. Step 4: Simplify right side
    1,076,112,468.40x = 1,525,152,570,332,781,056
  5. Step 5: Solve for x
    x = 1,525,152,570,332,781,056/1,076,112,468.40
  6. Step 6: Final answer
    x = 1,417,279,898.82

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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.