Home / 531,492,362.40-797,238,543.60-477,923,109.60

Finding the Fourth Proportional to 531,492,362.40, 797,238,543.60 and 477,923,109.60

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Solution

The fourth proportional to 531,492,362.40, 797,238,543.60 and 477,923,109.60 is: 716,884,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,492,362.40 : 797,238,543.60 = 477,923,109.60 : x
  2. Step 2: Convert to fraction form
    531,492,362.40/797,238,543.60 = 477,923,109.60/x
  3. Step 3: Cross multiply
    531,492,362.40x = 797,238,543.60 × 477,923,109.60
  4. Step 4: Simplify right side
    531,492,362.40x = 381,018,723,850,287,232
  5. Step 5: Solve for x
    x = 381,018,723,850,287,232/531,492,362.40
  6. Step 6: Final answer
    x = 716,884,664.40

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Double scale
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Similar ratio
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1.5x scale

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.