Home / 149,808,209.40-224,712,314.10-115,795,985.40

Finding the Fourth Proportional to 149,808,209.40, 224,712,314.10 and 115,795,985.40

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Solution

The fourth proportional to 149,808,209.40, 224,712,314.10 and 115,795,985.40 is: 173,693,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,808,209.40 : 224,712,314.10 = 115,795,985.40 : x
  2. Step 2: Convert to fraction form
    149,808,209.40/224,712,314.10 = 115,795,985.40/x
  3. Step 3: Cross multiply
    149,808,209.40x = 224,712,314.10 × 115,795,985.40
  4. Step 4: Simplify right side
    149,808,209.40x = 26,020,783,842,723,816
  5. Step 5: Solve for x
    x = 26,020,783,842,723,816/149,808,209.40
  6. Step 6: Final answer
    x = 173,693,978.10

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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.