Home / 129,655,206,547.56-194,492,618,376.92-40,127,254,996.08

Finding the Fourth Proportional to 129,655,206,547.56, 194,492,618,376.92 and 40,127,254,996.08

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Solution

The fourth proportional to 129,655,206,547.56, 194,492,618,376.92 and 40,127,254,996.08 is: 60,193,918,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,655,206,547.56 : 194,492,618,376.92 = 40,127,254,996.08 : x
  2. Step 2: Convert to fraction form
    129,655,206,547.56/194,492,618,376.92 = 40,127,254,996.08/x
  3. Step 3: Cross multiply
    129,655,206,547.56x = 194,492,618,376.92 × 40,127,254,996.08
  4. Step 4: Simplify right side
    129,655,206,547.56x = 7,804,454,892,465,944,526,848
  5. Step 5: Solve for x
    x = 7,804,454,892,465,944,526,848/129,655,206,547.56
  6. Step 6: Final answer
    x = 60,193,918,164.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.