Home / 66,528,049.10-99,717,424.05-37,787,953.10

Finding the Fourth Proportional to 66,528,049.10, 99,717,424.05 and 37,787,953.10

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Solution

The fourth proportional to 66,528,049.10, 99,717,424.05 and 37,787,953.10 is: 56,639,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,049.10 : 99,717,424.05 = 37,787,953.10 : x
  2. Step 2: Convert to fraction form
    66,528,049.10/99,717,424.05 = 37,787,953.10/x
  3. Step 3: Cross multiply
    66,528,049.10x = 99,717,424.05 × 37,787,953.10
  4. Step 4: Simplify right side
    66,528,049.10x = 3,768,117,343,254,212
  5. Step 5: Solve for x
    x = 3,768,117,343,254,212/66,528,049.10
  6. Step 6: Final answer
    x = 56,639,528.65

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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.