Home / 161,662,372.80-242,493,559.20-59,413,124.40

Finding the Fourth Proportional to 161,662,372.80, 242,493,559.20 and 59,413,124.40

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Solution

The fourth proportional to 161,662,372.80, 242,493,559.20 and 59,413,124.40 is: 89,119,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,662,372.80 : 242,493,559.20 = 59,413,124.40 : x
  2. Step 2: Convert to fraction form
    161,662,372.80/242,493,559.20 = 59,413,124.40/x
  3. Step 3: Cross multiply
    161,662,372.80x = 242,493,559.20 × 59,413,124.40
  4. Step 4: Simplify right side
    161,662,372.80x = 14,407,299,998,948,364
  5. Step 5: Solve for x
    x = 14,407,299,998,948,364/161,662,372.80
  6. Step 6: Final answer
    x = 89,119,686.60

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1.5x scale

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.