Home / 142,002,002.40-213,024,290.40-60,120,722.40

Finding the Fourth Proportional to 142,002,002.40, 213,024,290.40 and 60,120,722.40

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Solution

The fourth proportional to 142,002,002.40, 213,024,290.40 and 60,120,722.40 is: 90,190,095.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,002,002.40 : 213,024,290.40 = 60,120,722.40 : x
  2. Step 2: Convert to fraction form
    142,002,002.40/213,024,290.40 = 60,120,722.40/x
  3. Step 3: Cross multiply
    142,002,002.40x = 213,024,290.40 × 60,120,722.40
  4. Step 4: Simplify right side
    142,002,002.40x = 12,807,174,227,595,386
  5. Step 5: Solve for x
    x = 12,807,174,227,595,386/142,002,002.40
  6. Step 6: Final answer
    x = 90,190,095.99

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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.