Home / 395,791,312.20-546,191,799.08-217,176,373.34

Finding the Fourth Proportional to 395,791,312.20, 546,191,799.08 and 217,176,373.34

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Solution

The fourth proportional to 395,791,312.20, 546,191,799.08 and 217,176,373.34 is: 299,703,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,791,312.20 : 546,191,799.08 = 217,176,373.34 : x
  2. Step 2: Convert to fraction form
    395,791,312.20/546,191,799.08 = 217,176,373.34/x
  3. Step 3: Cross multiply
    395,791,312.20x = 546,191,799.08 × 217,176,373.34
  4. Step 4: Simplify right side
    395,791,312.20x = 118,619,954,074,769,152
  5. Step 5: Solve for x
    x = 118,619,954,074,769,152/395,791,312.20
  6. Step 6: Final answer
    x = 299,703,279.02

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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.