Home / 238,300,278.40-357,450,417.60-147,601,014.40

Finding the Fourth Proportional to 238,300,278.40, 357,450,417.60 and 147,601,014.40

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Solution

The fourth proportional to 238,300,278.40, 357,450,417.60 and 147,601,014.40 is: 221,401,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,300,278.40 : 357,450,417.60 = 147,601,014.40 : x
  2. Step 2: Convert to fraction form
    238,300,278.40/357,450,417.60 = 147,601,014.40/x
  3. Step 3: Cross multiply
    238,300,278.40x = 357,450,417.60 × 147,601,014.40
  4. Step 4: Simplify right side
    238,300,278.40x = 52,760,044,235,463,616
  5. Step 5: Solve for x
    x = 52,760,044,235,463,616/238,300,278.40
  6. Step 6: Final answer
    x = 221,401,521.60

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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.