Home / 314,936,605.40-472,404,908.10-99,525,853.40

Finding the Fourth Proportional to 314,936,605.40, 472,404,908.10 and 99,525,853.40

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Solution

The fourth proportional to 314,936,605.40, 472,404,908.10 and 99,525,853.40 is: 149,288,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,936,605.40 : 472,404,908.10 = 99,525,853.40 : x
  2. Step 2: Convert to fraction form
    314,936,605.40/472,404,908.10 = 99,525,853.40/x
  3. Step 3: Cross multiply
    314,936,605.40x = 472,404,908.10 × 99,525,853.40
  4. Step 4: Simplify right side
    314,936,605.40x = 47,016,501,629,001,080
  5. Step 5: Solve for x
    x = 47,016,501,629,001,080/314,936,605.40
  6. Step 6: Final answer
    x = 149,288,780.10

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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.