Home / 452,860,901.80-679,291,352.70-194,102,278.90

Finding the Fourth Proportional to 452,860,901.80, 679,291,352.70 and 194,102,278.90

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Solution

The fourth proportional to 452,860,901.80, 679,291,352.70 and 194,102,278.90 is: 291,153,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,860,901.80 : 679,291,352.70 = 194,102,278.90 : x
  2. Step 2: Convert to fraction form
    452,860,901.80/679,291,352.70 = 194,102,278.90/x
  3. Step 3: Cross multiply
    452,860,901.80x = 679,291,352.70 × 194,102,278.90
  4. Step 4: Simplify right side
    452,860,901.80x = 131,851,999,596,133,680
  5. Step 5: Solve for x
    x = 131,851,999,596,133,680/452,860,901.80
  6. Step 6: Final answer
    x = 291,153,418.35

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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.