Home / 357,695,999.60-536,543,999.40-248,290,012.40

Finding the Fourth Proportional to 357,695,999.60, 536,543,999.40 and 248,290,012.40

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Solution

The fourth proportional to 357,695,999.60, 536,543,999.40 and 248,290,012.40 is: 372,435,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,695,999.60 : 536,543,999.40 = 248,290,012.40 : x
  2. Step 2: Convert to fraction form
    357,695,999.60/536,543,999.40 = 248,290,012.40/x
  3. Step 3: Cross multiply
    357,695,999.60x = 536,543,999.40 × 248,290,012.40
  4. Step 4: Simplify right side
    357,695,999.60x = 133,218,516,264,171,584
  5. Step 5: Solve for x
    x = 133,218,516,264,171,584/357,695,999.60
  6. Step 6: Final answer
    x = 372,435,018.60

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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.