Home / 510,939,292.35-705,096,507.38-275,989,955.12

Finding the Fourth Proportional to 510,939,292.35, 705,096,507.38 and 275,989,955.12

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Solution

The fourth proportional to 510,939,292.35, 705,096,507.38 and 275,989,955.12 is: 380,866,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,939,292.35 : 705,096,507.38 = 275,989,955.12 : x
  2. Step 2: Convert to fraction form
    510,939,292.35/705,096,507.38 = 275,989,955.12/x
  3. Step 3: Cross multiply
    510,939,292.35x = 705,096,507.38 × 275,989,955.12
  4. Step 4: Simplify right side
    510,939,292.35x = 194,599,553,427,074,944
  5. Step 5: Solve for x
    x = 194,599,553,427,074,944/510,939,292.35
  6. Step 6: Final answer
    x = 380,866,291.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.