Home / 358,402,826.60-537,226,326.30-139,968,765.80

Finding the Fourth Proportional to 358,402,826.60, 537,226,326.30 and 139,968,765.80

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Solution

The fourth proportional to 358,402,826.60, 537,226,326.30 and 139,968,765.80 is: 209,805,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,402,826.60 : 537,226,326.30 = 139,968,765.80 : x
  2. Step 2: Convert to fraction form
    358,402,826.60/537,226,326.30 = 139,968,765.80/x
  3. Step 3: Cross multiply
    358,402,826.60x = 537,226,326.30 × 139,968,765.80
  4. Step 4: Simplify right side
    358,402,826.60x = 75,194,905,847,479,088
  5. Step 5: Solve for x
    x = 75,194,905,847,479,088/358,402,826.60
  6. Step 6: Final answer
    x = 209,805,560.30

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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.