Home / 291,490,131.60-437,257,801.26-97,402,240.80

Finding the Fourth Proportional to 291,490,131.60, 437,257,801.26 and 97,402,240.80

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Solution

The fourth proportional to 291,490,131.60, 437,257,801.26 and 97,402,240.80 is: 146,110,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,490,131.60 : 437,257,801.26 = 97,402,240.80 : x
  2. Step 2: Convert to fraction form
    291,490,131.60/437,257,801.26 = 97,402,240.80/x
  3. Step 3: Cross multiply
    291,490,131.60x = 437,257,801.26 × 97,402,240.80
  4. Step 4: Simplify right side
    291,490,131.60x = 42,589,889,650,005,064
  5. Step 5: Solve for x
    x = 42,589,889,650,005,064/291,490,131.60
  6. Step 6: Final answer
    x = 146,110,914.34

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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.