Home / 86,710,868.88-130,066,347.06-26,126,594.88

Finding the Fourth Proportional to 86,710,868.88, 130,066,347.06 and 26,126,594.88

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Solution

The fourth proportional to 86,710,868.88, 130,066,347.06 and 26,126,594.88 is: 39,189,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,710,868.88 : 130,066,347.06 = 26,126,594.88 : x
  2. Step 2: Convert to fraction form
    86,710,868.88/130,066,347.06 = 26,126,594.88/x
  3. Step 3: Cross multiply
    86,710,868.88x = 130,066,347.06 × 26,126,594.88
  4. Step 4: Simplify right side
    86,710,868.88x = 3,398,190,757,158,099
  5. Step 5: Solve for x
    x = 3,398,190,757,158,099/86,710,868.88
  6. Step 6: Final answer
    x = 39,189,905.50

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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.