Home / 657,224,448.46-984,271,688.08-380,292,037.81

Finding the Fourth Proportional to 657,224,448.46, 984,271,688.08 and 380,292,037.81

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Solution

The fourth proportional to 657,224,448.46, 984,271,688.08 and 380,292,037.81 is: 569,532,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,224,448.46 : 984,271,688.08 = 380,292,037.81 : x
  2. Step 2: Convert to fraction form
    657,224,448.46/984,271,688.08 = 380,292,037.81/x
  3. Step 3: Cross multiply
    657,224,448.46x = 984,271,688.08 × 380,292,037.81
  4. Step 4: Simplify right side
    657,224,448.46x = 374,310,686,018,631,936
  5. Step 5: Solve for x
    x = 374,310,686,018,631,936/657,224,448.46
  6. Step 6: Final answer
    x = 569,532,504.30

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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.