Home / 638,925,989.04-955,867,327.74-483,926,300.64

Finding the Fourth Proportional to 638,925,989.04, 955,867,327.74 and 483,926,300.64

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Solution

The fourth proportional to 638,925,989.04, 955,867,327.74 and 483,926,300.64 is: 723,979,534.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,925,989.04 : 955,867,327.74 = 483,926,300.64 : x
  2. Step 2: Convert to fraction form
    638,925,989.04/955,867,327.74 = 483,926,300.64/x
  3. Step 3: Cross multiply
    638,925,989.04x = 955,867,327.74 × 483,926,300.64
  4. Step 4: Simplify right side
    638,925,989.04x = 462,569,339,815,860,672
  5. Step 5: Solve for x
    x = 462,569,339,815,860,672/638,925,989.04
  6. Step 6: Final answer
    x = 723,979,534.02

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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.