Home / 771,000,427.88-1,156,066,040.70-253,291,863.32

Finding the Fourth Proportional to 771,000,427.88, 1,156,066,040.70 and 253,291,863.32

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Solution

The fourth proportional to 771,000,427.88, 1,156,066,040.70 and 253,291,863.32 is: 379,795,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,000,427.88 : 1,156,066,040.70 = 253,291,863.32 : x
  2. Step 2: Convert to fraction form
    771,000,427.88/1,156,066,040.70 = 253,291,863.32/x
  3. Step 3: Cross multiply
    771,000,427.88x = 1,156,066,040.70 × 253,291,863.32
  4. Step 4: Simplify right side
    771,000,427.88x = 292,822,121,569,877,952
  5. Step 5: Solve for x
    x = 292,822,121,569,877,952/771,000,427.88
  6. Step 6: Final answer
    x = 379,795,018.24

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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.