Home / 161,506,266.08-222,879,552.48-91,891,645.52

Finding the Fourth Proportional to 161,506,266.08, 222,879,552.48 and 91,891,645.52

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Solution

The fourth proportional to 161,506,266.08, 222,879,552.48 and 91,891,645.52 is: 126,810,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,506,266.08 : 222,879,552.48 = 91,891,645.52 : x
  2. Step 2: Convert to fraction form
    161,506,266.08/222,879,552.48 = 91,891,645.52/x
  3. Step 3: Cross multiply
    161,506,266.08x = 222,879,552.48 × 91,891,645.52
  4. Step 4: Simplify right side
    161,506,266.08x = 20,480,768,830,148,396
  5. Step 5: Solve for x
    x = 20,480,768,830,148,396/161,506,266.08
  6. Step 6: Final answer
    x = 126,810,985.90

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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.