Home / 561,818,292.96-842,642,295.12-152,906,308.32

Finding the Fourth Proportional to 561,818,292.96, 842,642,295.12 and 152,906,308.32

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Solution

The fourth proportional to 561,818,292.96, 842,642,295.12 and 152,906,308.32 is: 229,336,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,818,292.96 : 842,642,295.12 = 152,906,308.32 : x
  2. Step 2: Convert to fraction form
    561,818,292.96/842,642,295.12 = 152,906,308.32/x
  3. Step 3: Cross multiply
    561,818,292.96x = 842,642,295.12 × 152,906,308.32
  4. Step 4: Simplify right side
    561,818,292.96x = 128,845,322,581,091,152
  5. Step 5: Solve for x
    x = 128,845,322,581,091,152/561,818,292.96
  6. Step 6: Final answer
    x = 229,336,289.32

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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.