Home / 1,398,599,002.80-2,098,654,331.40-622,364,468.40

Finding the Fourth Proportional to 1,398,599,002.80, 2,098,654,331.40 and 622,364,468.40

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Solution

The fourth proportional to 1,398,599,002.80, 2,098,654,331.40 and 622,364,468.40 is: 933,883,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,599,002.80 : 2,098,654,331.40 = 622,364,468.40 : x
  2. Step 2: Convert to fraction form
    1,398,599,002.80/2,098,654,331.40 = 622,364,468.40/x
  3. Step 3: Cross multiply
    1,398,599,002.80x = 2,098,654,331.40 × 622,364,468.40
  4. Step 4: Simplify right side
    1,398,599,002.80x = 1,306,127,887,317,118,464
  5. Step 5: Solve for x
    x = 1,306,127,887,317,118,464/1,398,599,002.80
  6. Step 6: Final answer
    x = 933,883,039.17

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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.