Home / 757,670,510.37-1,037,991,229.55-729,343,275.15

Finding the Fourth Proportional to 757,670,510.37, 1,037,991,229.55 and 729,343,275.15

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Solution

The fourth proportional to 757,670,510.37, 1,037,991,229.55 and 729,343,275.15 is: 999,183,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,670,510.37 : 1,037,991,229.55 = 729,343,275.15 : x
  2. Step 2: Convert to fraction form
    757,670,510.37/1,037,991,229.55 = 729,343,275.15/x
  3. Step 3: Cross multiply
    757,670,510.37x = 1,037,991,229.55 × 729,343,275.15
  4. Step 4: Simplify right side
    757,670,510.37x = 757,051,922,936,972,416
  5. Step 5: Solve for x
    x = 757,051,922,936,972,416/757,670,510.37
  6. Step 6: Final answer
    x = 999,183,566.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.