Home / 141,971,410.14-195,920,676.63-76,781,314.14

Finding the Fourth Proportional to 141,971,410.14, 195,920,676.63 and 76,781,314.14

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Solution

The fourth proportional to 141,971,410.14, 195,920,676.63 and 76,781,314.14 is: 105,958,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,971,410.14 : 195,920,676.63 = 76,781,314.14 : x
  2. Step 2: Convert to fraction form
    141,971,410.14/195,920,676.63 = 76,781,314.14/x
  3. Step 3: Cross multiply
    141,971,410.14x = 195,920,676.63 × 76,781,314.14
  4. Step 4: Simplify right side
    141,971,410.14x = 15,043,047,018,849,386
  5. Step 5: Solve for x
    x = 15,043,047,018,849,386/141,971,410.14
  6. Step 6: Final answer
    x = 105,958,284.16

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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.