Home / 126,963,366,825.30-175,209,474,817.88-69,870,677,321.74

Finding the Fourth Proportional to 126,963,366,825.30, 175,209,474,817.88 and 69,870,677,321.74

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Solution

The fourth proportional to 126,963,366,825.30, 175,209,474,817.88 and 69,870,677,321.74 is: 96,421,550,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,963,366,825.30 : 175,209,474,817.88 = 69,870,677,321.74 : x
  2. Step 2: Convert to fraction form
    126,963,366,825.30/175,209,474,817.88 = 69,870,677,321.74/x
  3. Step 3: Cross multiply
    126,963,366,825.30x = 175,209,474,817.88 × 69,870,677,321.74
  4. Step 4: Simplify right side
    126,963,366,825.30x = 12,242,004,678,711,625,908,224
  5. Step 5: Solve for x
    x = 12,242,004,678,711,625,908,224/126,963,366,825.30
  6. Step 6: Final answer
    x = 96,421,550,442.63

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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.