Home / 238,620,462.35-357,931,108.71-74,870,785.49

Finding the Fourth Proportional to 238,620,462.35, 357,931,108.71 and 74,870,785.49

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Solution

The fourth proportional to 238,620,462.35, 357,931,108.71 and 74,870,785.49 is: 112,306,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,620,462.35 : 357,931,108.71 = 74,870,785.49 : x
  2. Step 2: Convert to fraction form
    238,620,462.35/357,931,108.71 = 74,870,785.49/x
  3. Step 3: Cross multiply
    238,620,462.35x = 357,931,108.71 × 74,870,785.49
  4. Step 4: Simplify right side
    238,620,462.35x = 26,798,583,258,634,624
  5. Step 5: Solve for x
    x = 26,798,583,258,634,624/238,620,462.35
  6. Step 6: Final answer
    x = 112,306,308.50

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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.