Home / 133,060,409.20-199,590,613.80-60,312,041.20

Finding the Fourth Proportional to 133,060,409.20, 199,590,613.80 and 60,312,041.20

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Solution

The fourth proportional to 133,060,409.20, 199,590,613.80 and 60,312,041.20 is: 90,468,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,409.20 : 199,590,613.80 = 60,312,041.20 : x
  2. Step 2: Convert to fraction form
    133,060,409.20/199,590,613.80 = 60,312,041.20/x
  3. Step 3: Cross multiply
    133,060,409.20x = 199,590,613.80 × 60,312,041.20
  4. Step 4: Simplify right side
    133,060,409.20x = 12,037,717,322,638,890
  5. Step 5: Solve for x
    x = 12,037,717,322,638,890/133,060,409.20
  6. Step 6: Final answer
    x = 90,468,061.80

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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.