Home / 828,465,316.23-1,143,306,374.87-452,146,040.76

Finding the Fourth Proportional to 828,465,316.23, 1,143,306,374.87 and 452,146,040.76

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Solution

The fourth proportional to 828,465,316.23, 1,143,306,374.87 and 452,146,040.76 is: 623,974,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,465,316.23 : 1,143,306,374.87 = 452,146,040.76 : x
  2. Step 2: Convert to fraction form
    828,465,316.23/1,143,306,374.87 = 452,146,040.76/x
  3. Step 3: Cross multiply
    828,465,316.23x = 1,143,306,374.87 × 452,146,040.76
  4. Step 4: Simplify right side
    828,465,316.23x = 516,941,450,770,878,144
  5. Step 5: Solve for x
    x = 516,941,450,770,878,144/828,465,316.23
  6. Step 6: Final answer
    x = 623,974,764.72

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Double scale
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1.5x scale

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.