Home / 153,549,281.73-211,846,270.01-87,422,992.59

Finding the Fourth Proportional to 153,549,281.73, 211,846,270.01 and 87,422,992.59

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Solution

The fourth proportional to 153,549,281.73, 211,846,270.01 and 87,422,992.59 is: 120,614,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,549,281.73 : 211,846,270.01 = 87,422,992.59 : x
  2. Step 2: Convert to fraction form
    153,549,281.73/211,846,270.01 = 87,422,992.59/x
  3. Step 3: Cross multiply
    153,549,281.73x = 211,846,270.01 × 87,422,992.59
  4. Step 4: Simplify right side
    153,549,281.73x = 18,520,234,893,303,368
  5. Step 5: Solve for x
    x = 18,520,234,893,303,368/153,549,281.73
  6. Step 6: Final answer
    x = 120,614,272.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.