Home / 708,533,637.68-1,062,728,698.28-191,016,391.88

Finding the Fourth Proportional to 708,533,637.68, 1,062,728,698.28 and 191,016,391.88

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Solution

The fourth proportional to 708,533,637.68, 1,062,728,698.28 and 191,016,391.88 is: 286,505,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,533,637.68 : 1,062,728,698.28 = 191,016,391.88 : x
  2. Step 2: Convert to fraction form
    708,533,637.68/1,062,728,698.28 = 191,016,391.88/x
  3. Step 3: Cross multiply
    708,533,637.68x = 1,062,728,698.28 × 191,016,391.88
  4. Step 4: Simplify right side
    708,533,637.68x = 202,998,601,492,774,752
  5. Step 5: Solve for x
    x = 202,998,601,492,774,752/708,533,637.68
  6. Step 6: Final answer
    x = 286,505,242.23

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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.