Home / 111,456,291.60-167,184,437.40-99,552,013.20

Finding the Fourth Proportional to 111,456,291.60, 167,184,437.40 and 99,552,013.20

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Solution

The fourth proportional to 111,456,291.60, 167,184,437.40 and 99,552,013.20 is: 149,328,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,456,291.60 : 167,184,437.40 = 99,552,013.20 : x
  2. Step 2: Convert to fraction form
    111,456,291.60/167,184,437.40 = 99,552,013.20/x
  3. Step 3: Cross multiply
    111,456,291.60x = 167,184,437.40 × 99,552,013.20
  4. Step 4: Simplify right side
    111,456,291.60x = 16,643,547,318,879,374
  5. Step 5: Solve for x
    x = 16,643,547,318,879,374/111,456,291.60
  6. Step 6: Final answer
    x = 149,328,019.80

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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.