Home / 124,810,841.67-187,241,796.99-42,919,084.32

Finding the Fourth Proportional to 124,810,841.67, 187,241,796.99 and 42,919,084.32

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Solution

The fourth proportional to 124,810,841.67, 187,241,796.99 and 42,919,084.32 is: 64,387,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,810,841.67 : 187,241,796.99 = 42,919,084.32 : x
  2. Step 2: Convert to fraction form
    124,810,841.67/187,241,796.99 = 42,919,084.32/x
  3. Step 3: Cross multiply
    124,810,841.67x = 187,241,796.99 × 42,919,084.32
  4. Step 4: Simplify right side
    124,810,841.67x = 8,036,246,473,242,133
  5. Step 5: Solve for x
    x = 8,036,246,473,242,133/124,810,841.67
  6. Step 6: Final answer
    x = 64,387,407.10

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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.