Home / 316,656,098.40-474,984,147.60-189,254,114.40

Finding the Fourth Proportional to 316,656,098.40, 474,984,147.60 and 189,254,114.40

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Solution

The fourth proportional to 316,656,098.40, 474,984,147.60 and 189,254,114.40 is: 283,881,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,656,098.40 : 474,984,147.60 = 189,254,114.40 : x
  2. Step 2: Convert to fraction form
    316,656,098.40/474,984,147.60 = 189,254,114.40/x
  3. Step 3: Cross multiply
    316,656,098.40x = 474,984,147.60 × 189,254,114.40
  4. Step 4: Simplify right side
    316,656,098.40x = 89,892,704,208,076,896
  5. Step 5: Solve for x
    x = 89,892,704,208,076,896/316,656,098.40
  6. Step 6: Final answer
    x = 283,881,171.60

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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.