Home / 171,097,386.80-256,709,065.80-56,085,681.20

Finding the Fourth Proportional to 171,097,386.80, 256,709,065.80 and 56,085,681.20

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Solution

The fourth proportional to 171,097,386.80, 256,709,065.80 and 56,085,681.20 is: 84,149,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,097,386.80 : 256,709,065.80 = 56,085,681.20 : x
  2. Step 2: Convert to fraction form
    171,097,386.80/256,709,065.80 = 56,085,681.20/x
  3. Step 3: Cross multiply
    171,097,386.80x = 256,709,065.80 × 56,085,681.20
  4. Step 4: Simplify right side
    171,097,386.80x = 14,397,702,825,608,624
  5. Step 5: Solve for x
    x = 14,397,702,825,608,624/171,097,386.80
  6. Step 6: Final answer
    x = 84,149,168.46

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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.