Home / 415,103,833,365.23-622,655,750,047.84-116,983,767,079.72

Finding the Fourth Proportional to 415,103,833,365.23, 622,655,750,047.84 and 116,983,767,079.72

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Solution

The fourth proportional to 415,103,833,365.23, 622,655,750,047.84 and 116,983,767,079.72 is: 175,475,650,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,103,833,365.23 : 622,655,750,047.84 = 116,983,767,079.72 : x
  2. Step 2: Convert to fraction form
    415,103,833,365.23/622,655,750,047.84 = 116,983,767,079.72/x
  3. Step 3: Cross multiply
    415,103,833,365.23x = 622,655,750,047.84 × 116,983,767,079.72
  4. Step 4: Simplify right side
    415,103,833,365.23x = 72,840,615,234,444,866,879,488
  5. Step 5: Solve for x
    x = 72,840,615,234,444,866,879,488/415,103,833,365.23
  6. Step 6: Final answer
    x = 175,475,650,619.58

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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.