Home / 997,276,543.80-1,495,914,815.70-480,715,891.80

Finding the Fourth Proportional to 997,276,543.80, 1,495,914,815.70 and 480,715,891.80

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Solution

The fourth proportional to 997,276,543.80, 1,495,914,815.70 and 480,715,891.80 is: 721,073,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,276,543.80 : 1,495,914,815.70 = 480,715,891.80 : x
  2. Step 2: Convert to fraction form
    997,276,543.80/1,495,914,815.70 = 480,715,891.80/x
  3. Step 3: Cross multiply
    997,276,543.80x = 1,495,914,815.70 × 480,715,891.80
  4. Step 4: Simplify right side
    997,276,543.80x = 719,110,024,686,058,240
  5. Step 5: Solve for x
    x = 719,110,024,686,058,240/997,276,543.80
  6. Step 6: Final answer
    x = 721,073,837.70

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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.