Home / 126,927,655.83-175,196,485.17-74,746,957.68

Finding the Fourth Proportional to 126,927,655.83, 175,196,485.17 and 74,746,957.68

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Solution

The fourth proportional to 126,927,655.83, 175,196,485.17 and 74,746,957.68 is: 103,172,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,927,655.83 : 175,196,485.17 = 74,746,957.68 : x
  2. Step 2: Convert to fraction form
    126,927,655.83/175,196,485.17 = 74,746,957.68/x
  3. Step 3: Cross multiply
    126,927,655.83x = 175,196,485.17 × 74,746,957.68
  4. Step 4: Simplify right side
    126,927,655.83x = 13,095,404,262,686,738
  5. Step 5: Solve for x
    x = 13,095,404,262,686,738/126,927,655.83
  6. Step 6: Final answer
    x = 103,172,190.31

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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.