Home / 65,287,867.64-90,097,254.36-35,918,570.14

Finding the Fourth Proportional to 65,287,867.64, 90,097,254.36 and 35,918,570.14

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Solution

The fourth proportional to 65,287,867.64, 90,097,254.36 and 35,918,570.14 is: 49,567,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,287,867.64 : 90,097,254.36 = 35,918,570.14 : x
  2. Step 2: Convert to fraction form
    65,287,867.64/90,097,254.36 = 35,918,570.14/x
  3. Step 3: Cross multiply
    65,287,867.64x = 90,097,254.36 × 35,918,570.14
  4. Step 4: Simplify right side
    65,287,867.64x = 3,236,164,549,925,838
  5. Step 5: Solve for x
    x = 3,236,164,549,925,838/65,287,867.64
  6. Step 6: Final answer
    x = 49,567,625.15

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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.