Home / 116,955,349.40-161,400,292.98-64,031,174.12

Finding the Fourth Proportional to 116,955,349.40, 161,400,292.98 and 64,031,174.12

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Solution

The fourth proportional to 116,955,349.40, 161,400,292.98 and 64,031,174.12 is: 88,364,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,955,349.40 : 161,400,292.98 = 64,031,174.12 : x
  2. Step 2: Convert to fraction form
    116,955,349.40/161,400,292.98 = 64,031,174.12/x
  3. Step 3: Cross multiply
    116,955,349.40x = 161,400,292.98 × 64,031,174.12
  4. Step 4: Simplify right side
    116,955,349.40x = 10,334,650,262,821,392
  5. Step 5: Solve for x
    x = 10,334,650,262,821,392/116,955,349.40
  6. Step 6: Final answer
    x = 88,364,066.42

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1.5x scale

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.