Home / 134,330,645,810.49-185,380,865,714.55-79,444,868,014.63

Finding the Fourth Proportional to 134,330,645,810.49, 185,380,865,714.55 and 79,444,868,014.63

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Solution

The fourth proportional to 134,330,645,810.49, 185,380,865,714.55 and 79,444,868,014.63 is: 109,636,623,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,330,645,810.49 : 185,380,865,714.55 = 79,444,868,014.63 : x
  2. Step 2: Convert to fraction form
    134,330,645,810.49/185,380,865,714.55 = 79,444,868,014.63/x
  3. Step 3: Cross multiply
    134,330,645,810.49x = 185,380,865,714.55 × 79,444,868,014.63
  4. Step 4: Simplify right side
    134,330,645,810.49x = 14,727,558,409,130,273,144,832
  5. Step 5: Solve for x
    x = 14,727,558,409,130,273,144,832/134,330,645,810.49
  6. Step 6: Final answer
    x = 109,636,623,275.88

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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.