Home / 229,148,621,134.34-316,210,848,878.65-126,259,983,056.25

Finding the Fourth Proportional to 229,148,621,134.34, 316,210,848,878.65 and 126,259,983,056.25

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Solution

The fourth proportional to 229,148,621,134.34, 316,210,848,878.65 and 126,259,983,056.25 is: 174,230,925,868.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,148,621,134.34 : 316,210,848,878.65 = 126,259,983,056.25 : x
  2. Step 2: Convert to fraction form
    229,148,621,134.34/316,210,848,878.65 = 126,259,983,056.25/x
  3. Step 3: Cross multiply
    229,148,621,134.34x = 316,210,848,878.65 × 126,259,983,056.25
  4. Step 4: Simplify right side
    229,148,621,134.34x = 39,924,776,421,620,782,727,168
  5. Step 5: Solve for x
    x = 39,924,776,421,620,782,727,168/229,148,621,134.34
  6. Step 6: Final answer
    x = 174,230,925,868.04

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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.