Home / 199,243,056.60-298,920,572.10-97,010,429.40

Finding the Fourth Proportional to 199,243,056.60, 298,920,572.10 and 97,010,429.40

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Solution

The fourth proportional to 199,243,056.60, 298,920,572.10 and 97,010,429.40 is: 145,542,903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,243,056.60 : 298,920,572.10 = 97,010,429.40 : x
  2. Step 2: Convert to fraction form
    199,243,056.60/298,920,572.10 = 97,010,429.40/x
  3. Step 3: Cross multiply
    199,243,056.60x = 298,920,572.10 × 97,010,429.40
  4. Step 4: Simplify right side
    199,243,056.60x = 28,998,413,055,914,664
  5. Step 5: Solve for x
    x = 28,998,413,055,914,664/199,243,056.60
  6. Step 6: Final answer
    x = 145,542,903.98

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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.