Home / 398,563,631.40-597,845,447.10-183,572,783.40

Finding the Fourth Proportional to 398,563,631.40, 597,845,447.10 and 183,572,783.40

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Solution

The fourth proportional to 398,563,631.40, 597,845,447.10 and 183,572,783.40 is: 275,359,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,563,631.40 : 597,845,447.10 = 183,572,783.40 : x
  2. Step 2: Convert to fraction form
    398,563,631.40/597,845,447.10 = 183,572,783.40/x
  3. Step 3: Cross multiply
    398,563,631.40x = 597,845,447.10 × 183,572,783.40
  4. Step 4: Simplify right side
    398,563,631.40x = 109,748,152,767,164,464
  5. Step 5: Solve for x
    x = 109,748,152,767,164,464/398,563,631.40
  6. Step 6: Final answer
    x = 275,359,175.10

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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.