Home / 357,695,999.40-536,543,999.10-127,924,530.60

Finding the Fourth Proportional to 357,695,999.40, 536,543,999.10 and 127,924,530.60

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Solution

The fourth proportional to 357,695,999.40, 536,543,999.10 and 127,924,530.60 is: 191,886,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,695,999.40 : 536,543,999.10 = 127,924,530.60 : x
  2. Step 2: Convert to fraction form
    357,695,999.40/536,543,999.10 = 127,924,530.60/x
  3. Step 3: Cross multiply
    357,695,999.40x = 536,543,999.10 × 127,924,530.60
  4. Step 4: Simplify right side
    357,695,999.40x = 68,637,139,231,114,320
  5. Step 5: Solve for x
    x = 68,637,139,231,114,320/357,695,999.40
  6. Step 6: Final answer
    x = 191,886,795.90

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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.