Home / 193,956,827.10-290,935,240.65-121,255,698.30

Finding the Fourth Proportional to 193,956,827.10, 290,935,240.65 and 121,255,698.30

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Solution

The fourth proportional to 193,956,827.10, 290,935,240.65 and 121,255,698.30 is: 181,883,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,956,827.10 : 290,935,240.65 = 121,255,698.30 : x
  2. Step 2: Convert to fraction form
    193,956,827.10/290,935,240.65 = 121,255,698.30/x
  3. Step 3: Cross multiply
    193,956,827.10x = 290,935,240.65 × 121,255,698.30
  4. Step 4: Simplify right side
    193,956,827.10x = 35,277,555,765,094,292
  5. Step 5: Solve for x
    x = 35,277,555,765,094,292/193,956,827.10
  6. Step 6: Final answer
    x = 181,883,547.45

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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.