Home / 86,275,584,058.10-129,413,376,087.15-42,086,902,637.30

Finding the Fourth Proportional to 86,275,584,058.10, 129,413,376,087.15 and 42,086,902,637.30

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Solution

The fourth proportional to 86,275,584,058.10, 129,413,376,087.15 and 42,086,902,637.30 is: 63,130,353,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,275,584,058.10 : 129,413,376,087.15 = 42,086,902,637.30 : x
  2. Step 2: Convert to fraction form
    86,275,584,058.10/129,413,376,087.15 = 42,086,902,637.30/x
  3. Step 3: Cross multiply
    86,275,584,058.10x = 129,413,376,087.15 × 42,086,902,637.30
  4. Step 4: Simplify right side
    86,275,584,058.10x = 5,446,608,159,344,170,106,880
  5. Step 5: Solve for x
    x = 5,446,608,159,344,170,106,880/86,275,584,058.10
  6. Step 6: Final answer
    x = 63,130,353,955.95

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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.