Home / 291,230,234.83-436,846,985.29-97,141,117.19

Finding the Fourth Proportional to 291,230,234.83, 436,846,985.29 and 97,141,117.19

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Solution

The fourth proportional to 291,230,234.83, 436,846,985.29 and 97,141,117.19 is: 145,712,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,230,234.83 : 436,846,985.29 = 97,141,117.19 : x
  2. Step 2: Convert to fraction form
    291,230,234.83/436,846,985.29 = 97,141,117.19/x
  3. Step 3: Cross multiply
    291,230,234.83x = 436,846,985.29 × 97,141,117.19
  4. Step 4: Simplify right side
    291,230,234.83x = 42,435,804,190,091,288
  5. Step 5: Solve for x
    x = 42,435,804,190,091,288/291,230,234.83
  6. Step 6: Final answer
    x = 145,712,220.49

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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.