Home / 517,956,727.80-776,935,091.70-354,698,052.60

Finding the Fourth Proportional to 517,956,727.80, 776,935,091.70 and 354,698,052.60

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Solution

The fourth proportional to 517,956,727.80, 776,935,091.70 and 354,698,052.60 is: 532,047,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,956,727.80 : 776,935,091.70 = 354,698,052.60 : x
  2. Step 2: Convert to fraction form
    517,956,727.80/776,935,091.70 = 354,698,052.60/x
  3. Step 3: Cross multiply
    517,956,727.80x = 776,935,091.70 × 354,698,052.60
  4. Step 4: Simplify right side
    517,956,727.80x = 275,577,364,022,592,448
  5. Step 5: Solve for x
    x = 275,577,364,022,592,448/517,956,727.80
  6. Step 6: Final answer
    x = 532,047,078.90

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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.