Home / 171,552,386.40-257,328,579.60-153,412,533.60

Finding the Fourth Proportional to 171,552,386.40, 257,328,579.60 and 153,412,533.60

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Solution

The fourth proportional to 171,552,386.40, 257,328,579.60 and 153,412,533.60 is: 230,118,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,552,386.40 : 257,328,579.60 = 153,412,533.60 : x
  2. Step 2: Convert to fraction form
    171,552,386.40/257,328,579.60 = 153,412,533.60/x
  3. Step 3: Cross multiply
    171,552,386.40x = 257,328,579.60 × 153,412,533.60
  4. Step 4: Simplify right side
    171,552,386.40x = 39,477,429,364,125,272
  5. Step 5: Solve for x
    x = 39,477,429,364,125,272/171,552,386.40
  6. Step 6: Final answer
    x = 230,118,800.40

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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.