Home / 9,989,602,860.25-14,979,500,993.65-4,941,626,918.21

Finding the Fourth Proportional to 9,989,602,860.25, 14,979,500,993.65 and 4,941,626,918.21

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Solution

The fourth proportional to 9,989,602,860.25, 14,979,500,993.65 and 4,941,626,918.21 is: 7,410,014,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,602,860.25 : 14,979,500,993.65 = 4,941,626,918.21 : x
  2. Step 2: Convert to fraction form
    9,989,602,860.25/14,979,500,993.65 = 4,941,626,918.21/x
  3. Step 3: Cross multiply
    9,989,602,860.25x = 14,979,500,993.65 × 4,941,626,918.21
  4. Step 4: Simplify right side
    9,989,602,860.25x = 74,023,105,331,512,868,864
  5. Step 5: Solve for x
    x = 74,023,105,331,512,868,864/9,989,602,860.25
  6. Step 6: Final answer
    x = 7,410,014,829.13

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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.