Home / 832,698,034.70-1,248,151,256.85-314,928,409.10

Finding the Fourth Proportional to 832,698,034.70, 1,248,151,256.85 and 314,928,409.10

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Solution

The fourth proportional to 832,698,034.70, 1,248,151,256.85 and 314,928,409.10 is: 472,053,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,698,034.70 : 1,248,151,256.85 = 314,928,409.10 : x
  2. Step 2: Convert to fraction form
    832,698,034.70/1,248,151,256.85 = 314,928,409.10/x
  3. Step 3: Cross multiply
    832,698,034.70x = 1,248,151,256.85 × 314,928,409.10
  4. Step 4: Simplify right side
    832,698,034.70x = 393,078,289,635,936,000
  5. Step 5: Solve for x
    x = 393,078,289,635,936,000/832,698,034.70
  6. Step 6: Final answer
    x = 472,053,821.74

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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.