Home / 497,664,009.60-746,496,014.40-447,499,478.40

Finding the Fourth Proportional to 497,664,009.60, 746,496,014.40 and 447,499,478.40

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Solution

The fourth proportional to 497,664,009.60, 746,496,014.40 and 447,499,478.40 is: 671,249,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,009.60 : 746,496,014.40 = 447,499,478.40 : x
  2. Step 2: Convert to fraction form
    497,664,009.60/746,496,014.40 = 447,499,478.40/x
  3. Step 3: Cross multiply
    497,664,009.60x = 746,496,014.40 × 447,499,478.40
  4. Step 4: Simplify right side
    497,664,009.60x = 334,056,577,071,678,848
  5. Step 5: Solve for x
    x = 334,056,577,071,678,848/497,664,009.60
  6. Step 6: Final answer
    x = 671,249,217.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.