Home / 99,168,482.07-148,753,066.86-30,081,877.38

Finding the Fourth Proportional to 99,168,482.07, 148,753,066.86 and 30,081,877.38

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Solution

The fourth proportional to 99,168,482.07, 148,753,066.86 and 30,081,877.38 is: 45,122,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,168,482.07 : 148,753,066.86 = 30,081,877.38 : x
  2. Step 2: Convert to fraction form
    99,168,482.07/148,753,066.86 = 30,081,877.38/x
  3. Step 3: Cross multiply
    99,168,482.07x = 148,753,066.86 × 30,081,877.38
  4. Step 4: Simplify right side
    99,168,482.07x = 4,474,771,517,181,462
  5. Step 5: Solve for x
    x = 4,474,771,517,181,462/99,168,482.07
  6. Step 6: Final answer
    x = 45,122,920.35

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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.