Home / 127,070,264.32-175,395,300.48-109,851,575.68

Finding the Fourth Proportional to 127,070,264.32, 175,395,300.48 and 109,851,575.68

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Solution

The fourth proportional to 127,070,264.32, 175,395,300.48 and 109,851,575.68 is: 151,628,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,070,264.32 : 175,395,300.48 = 109,851,575.68 : x
  2. Step 2: Convert to fraction form
    127,070,264.32/175,395,300.48 = 109,851,575.68/x
  3. Step 3: Cross multiply
    127,070,264.32x = 175,395,300.48 × 109,851,575.68
  4. Step 4: Simplify right side
    127,070,264.32x = 19,267,450,124,595,060
  5. Step 5: Solve for x
    x = 19,267,450,124,595,060/127,070,264.32
  6. Step 6: Final answer
    x = 151,628,315.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.