Home / 384,921,253.80-577,403,999.10-112,334,092.20

Finding the Fourth Proportional to 384,921,253.80, 577,403,999.10 and 112,334,092.20

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Solution

The fourth proportional to 384,921,253.80, 577,403,999.10 and 112,334,092.20 is: 168,507,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,921,253.80 : 577,403,999.10 = 112,334,092.20 : x
  2. Step 2: Convert to fraction form
    384,921,253.80/577,403,999.10 = 112,334,092.20/x
  3. Step 3: Cross multiply
    384,921,253.80x = 577,403,999.10 × 112,334,092.20
  4. Step 4: Simplify right side
    384,921,253.80x = 64,862,154,071,548,120
  5. Step 5: Solve for x
    x = 64,862,154,071,548,120/384,921,253.80
  6. Step 6: Final answer
    x = 168,507,593.26

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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.