Home / 786,840,184.22-1,085,817,807.60-434,409,770.66

Finding the Fourth Proportional to 786,840,184.22, 1,085,817,807.60 and 434,409,770.66

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Solution

The fourth proportional to 786,840,184.22, 1,085,817,807.60 and 434,409,770.66 is: 599,473,532.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,840,184.22 : 1,085,817,807.60 = 434,409,770.66 : x
  2. Step 2: Convert to fraction form
    786,840,184.22/1,085,817,807.60 = 434,409,770.66/x
  3. Step 3: Cross multiply
    786,840,184.22x = 1,085,817,807.60 × 434,409,770.66
  4. Step 4: Simplify right side
    786,840,184.22x = 471,689,864,778,059,968
  5. Step 5: Solve for x
    x = 471,689,864,778,059,968/786,840,184.22
  6. Step 6: Final answer
    x = 599,473,532.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.