Home / 86,939,451.35-130,409,177.03-46,628,667.35

Finding the Fourth Proportional to 86,939,451.35, 130,409,177.03 and 46,628,667.35

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Solution

The fourth proportional to 86,939,451.35, 130,409,177.03 and 46,628,667.35 is: 69,943,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,939,451.35 : 130,409,177.03 = 46,628,667.35 : x
  2. Step 2: Convert to fraction form
    86,939,451.35/130,409,177.03 = 46,628,667.35/x
  3. Step 3: Cross multiply
    86,939,451.35x = 130,409,177.03 × 46,628,667.35
  4. Step 4: Simplify right side
    86,939,451.35x = 6,080,806,134,885,988
  5. Step 5: Solve for x
    x = 6,080,806,134,885,988/86,939,451.35
  6. Step 6: Final answer
    x = 69,943,001.03

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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.