Home / 383,472,074.40-575,208,111.60-153,476,656.80

Finding the Fourth Proportional to 383,472,074.40, 575,208,111.60 and 153,476,656.80

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Solution

The fourth proportional to 383,472,074.40, 575,208,111.60 and 153,476,656.80 is: 230,214,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,472,074.40 : 575,208,111.60 = 153,476,656.80 : x
  2. Step 2: Convert to fraction form
    383,472,074.40/575,208,111.60 = 153,476,656.80/x
  3. Step 3: Cross multiply
    383,472,074.40x = 575,208,111.60 × 153,476,656.80
  4. Step 4: Simplify right side
    383,472,074.40x = 88,281,017,932,609,312
  5. Step 5: Solve for x
    x = 88,281,017,932,609,312/383,472,074.40
  6. Step 6: Final answer
    x = 230,214,985.20

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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.