Home / 31,041,935,876.80-46,562,903,815.20-8,959,688,401.60

Finding the Fourth Proportional to 31,041,935,876.80, 46,562,903,815.20 and 8,959,688,401.60

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Solution

The fourth proportional to 31,041,935,876.80, 46,562,903,815.20 and 8,959,688,401.60 is: 13,439,532,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,041,935,876.80 : 46,562,903,815.20 = 8,959,688,401.60 : x
  2. Step 2: Convert to fraction form
    31,041,935,876.80/46,562,903,815.20 = 8,959,688,401.60/x
  3. Step 3: Cross multiply
    31,041,935,876.80x = 46,562,903,815.20 × 8,959,688,401.60
  4. Step 4: Simplify right side
    31,041,935,876.80x = 417,189,109,257,863,823,360
  5. Step 5: Solve for x
    x = 417,189,109,257,863,823,360/31,041,935,876.80
  6. Step 6: Final answer
    x = 13,439,532,602.40

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1.5x scale

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.