Home / 434,495,416.60-651,743,124.90-127,818,530.20

Finding the Fourth Proportional to 434,495,416.60, 651,743,124.90 and 127,818,530.20

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Solution

The fourth proportional to 434,495,416.60, 651,743,124.90 and 127,818,530.20 is: 191,727,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,495,416.60 : 651,743,124.90 = 127,818,530.20 : x
  2. Step 2: Convert to fraction form
    434,495,416.60/651,743,124.90 = 127,818,530.20/x
  3. Step 3: Cross multiply
    434,495,416.60x = 651,743,124.90 × 127,818,530.20
  4. Step 4: Simplify right side
    434,495,416.60x = 83,304,848,292,673,024
  5. Step 5: Solve for x
    x = 83,304,848,292,673,024/434,495,416.60
  6. Step 6: Final answer
    x = 191,727,795.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.