Home / 165,139,225.60-247,897,795.20-97,020,299.20

Finding the Fourth Proportional to 165,139,225.60, 247,897,795.20 and 97,020,299.20

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Solution

The fourth proportional to 165,139,225.60, 247,897,795.20 and 97,020,299.20 is: 145,641,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,139,225.60 : 247,897,795.20 = 97,020,299.20 : x
  2. Step 2: Convert to fraction form
    165,139,225.60/247,897,795.20 = 97,020,299.20/x
  3. Step 3: Cross multiply
    165,139,225.60x = 247,897,795.20 × 97,020,299.20
  4. Step 4: Simplify right side
    165,139,225.60x = 24,051,118,261,324,324
  5. Step 5: Solve for x
    x = 24,051,118,261,324,324/165,139,225.60
  6. Step 6: Final answer
    x = 145,641,462.07

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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.