Home / 238,170,271.51-357,327,152.71-74,401,412.95

Finding the Fourth Proportional to 238,170,271.51, 357,327,152.71 and 74,401,412.95

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Solution

The fourth proportional to 238,170,271.51, 357,327,152.71 and 74,401,412.95 is: 111,624,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,170,271.51 : 357,327,152.71 = 74,401,412.95 : x
  2. Step 2: Convert to fraction form
    238,170,271.51/357,327,152.71 = 74,401,412.95/x
  3. Step 3: Cross multiply
    238,170,271.51x = 357,327,152.71 × 74,401,412.95
  4. Step 4: Simplify right side
    238,170,271.51x = 26,585,645,047,024,420
  5. Step 5: Solve for x
    x = 26,585,645,047,024,420/238,170,271.51
  6. Step 6: Final answer
    x = 111,624,531.80

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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.