Home / 171,552,387.40-257,328,581.10-153,412,534.60

Finding the Fourth Proportional to 171,552,387.40, 257,328,581.10 and 153,412,534.60

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Solution

The fourth proportional to 171,552,387.40, 257,328,581.10 and 153,412,534.60 is: 230,118,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,552,387.40 : 257,328,581.10 = 153,412,534.60 : x
  2. Step 2: Convert to fraction form
    171,552,387.40/257,328,581.10 = 153,412,534.60/x
  3. Step 3: Cross multiply
    171,552,387.40x = 257,328,581.10 × 153,412,534.60
  4. Step 4: Simplify right side
    171,552,387.40x = 39,477,429,851,572,656
  5. Step 5: Solve for x
    x = 39,477,429,851,572,656/171,552,387.40
  6. Step 6: Final answer
    x = 230,118,801.90

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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.