Home / 157,144,492,127.70-235,713,345,992.56-43,821,199,563.75

Finding the Fourth Proportional to 157,144,492,127.70, 235,713,345,992.56 and 43,821,199,563.75

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Solution

The fourth proportional to 157,144,492,127.70, 235,713,345,992.56 and 43,821,199,563.75 is: 65,730,853,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,144,492,127.70 : 235,713,345,992.56 = 43,821,199,563.75 : x
  2. Step 2: Convert to fraction form
    157,144,492,127.70/235,713,345,992.56 = 43,821,199,563.75/x
  3. Step 3: Cross multiply
    157,144,492,127.70x = 235,713,345,992.56 × 43,821,199,563.75
  4. Step 4: Simplify right side
    157,144,492,127.70x = 10,329,241,574,579,223,134,208
  5. Step 5: Solve for x
    x = 10,329,241,574,579,223,134,208/157,144,492,127.70
  6. Step 6: Final answer
    x = 65,730,853,399.47

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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.