Home / 130,328,756,569.49-195,387,638,404.96-40,745,637,966.93

Finding the Fourth Proportional to 130,328,756,569.49, 195,387,638,404.96 and 40,745,637,966.93

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Solution

The fourth proportional to 130,328,756,569.49, 195,387,638,404.96 and 40,745,637,966.93 is: 61,085,474,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,328,756,569.49 : 195,387,638,404.96 = 40,745,637,966.93 : x
  2. Step 2: Convert to fraction form
    130,328,756,569.49/195,387,638,404.96 = 40,745,637,966.93/x
  3. Step 3: Cross multiply
    130,328,756,569.49x = 195,387,638,404.96 × 40,745,637,966.93
  4. Step 4: Simplify right side
    130,328,756,569.49x = 7,961,193,977,660,951,232,512
  5. Step 5: Solve for x
    x = 7,961,193,977,660,951,232,512/130,328,756,569.49
  6. Step 6: Final answer
    x = 61,085,474,819.34

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1.5x scale

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.