Home / 452,860,903.80-679,291,355.70-194,102,280.90

Finding the Fourth Proportional to 452,860,903.80, 679,291,355.70 and 194,102,280.90

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Solution

The fourth proportional to 452,860,903.80, 679,291,355.70 and 194,102,280.90 is: 291,153,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,860,903.80 : 679,291,355.70 = 194,102,280.90 : x
  2. Step 2: Convert to fraction form
    452,860,903.80/679,291,355.70 = 194,102,280.90/x
  3. Step 3: Cross multiply
    452,860,903.80x = 679,291,355.70 × 194,102,280.90
  4. Step 4: Simplify right side
    452,860,903.80x = 131,852,001,537,023,232
  5. Step 5: Solve for x
    x = 131,852,001,537,023,232/452,860,903.80
  6. Step 6: Final answer
    x = 291,153,421.35

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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.