Home / 453,114,109.70-679,671,164.55-402,053,783.30

Finding the Fourth Proportional to 453,114,109.70, 679,671,164.55 and 402,053,783.30

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Solution

The fourth proportional to 453,114,109.70, 679,671,164.55 and 402,053,783.30 is: 603,080,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,114,109.70 : 679,671,164.55 = 402,053,783.30 : x
  2. Step 2: Convert to fraction form
    453,114,109.70/679,671,164.55 = 402,053,783.30/x
  3. Step 3: Cross multiply
    453,114,109.70x = 679,671,164.55 × 402,053,783.30
  4. Step 4: Simplify right side
    453,114,109.70x = 273,264,363,107,244,320
  5. Step 5: Solve for x
    x = 273,264,363,107,244,320/453,114,109.70
  6. Step 6: Final answer
    x = 603,080,674.95

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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.