Home / 115,155,611,203.74-172,756,975,579-39,598,949,256.80

Finding the Fourth Proportional to 115,155,611,203.74, 172,756,975,579 and 39,598,949,256.80

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Solution

The fourth proportional to 115,155,611,203.74, 172,756,975,579 and 39,598,949,256.80 is: 59,406,525,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,155,611,203.74 : 172,756,975,579 = 39,598,949,256.80 : x
  2. Step 2: Convert to fraction form
    115,155,611,203.74/172,756,975,579 = 39,598,949,256.80/x
  3. Step 3: Cross multiply
    115,155,611,203.74x = 172,756,975,579 × 39,598,949,256.80
  4. Step 4: Simplify right side
    115,155,611,203.74x = 6,840,994,709,711,404,138,496
  5. Step 5: Solve for x
    x = 6,840,994,709,711,404,138,496/115,155,611,203.74
  6. Step 6: Final answer
    x = 59,406,525,120.24

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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.