Home / 1,060,128,543.80-1,590,192,815.70-413,896,287.80

Finding the Fourth Proportional to 1,060,128,543.80, 1,590,192,815.70 and 413,896,287.80

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Solution

The fourth proportional to 1,060,128,543.80, 1,590,192,815.70 and 413,896,287.80 is: 620,844,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,128,543.80 : 1,590,192,815.70 = 413,896,287.80 : x
  2. Step 2: Convert to fraction form
    1,060,128,543.80/1,590,192,815.70 = 413,896,287.80/x
  3. Step 3: Cross multiply
    1,060,128,543.80x = 1,590,192,815.70 × 413,896,287.80
  4. Step 4: Simplify right side
    1,060,128,543.80x = 658,174,903,304,459,648
  5. Step 5: Solve for x
    x = 658,174,903,304,459,648/1,060,128,543.80
  6. Step 6: Final answer
    x = 620,844,431.70

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Double scale
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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.