Home / 134,006,904.30-201,010,356.45-120,402,014.70

Finding the Fourth Proportional to 134,006,904.30, 201,010,356.45 and 120,402,014.70

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Solution

The fourth proportional to 134,006,904.30, 201,010,356.45 and 120,402,014.70 is: 180,603,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,006,904.30 : 201,010,356.45 = 120,402,014.70 : x
  2. Step 2: Convert to fraction form
    134,006,904.30/201,010,356.45 = 120,402,014.70/x
  3. Step 3: Cross multiply
    134,006,904.30x = 201,010,356.45 × 120,402,014.70
  4. Step 4: Simplify right side
    134,006,904.30x = 24,202,051,892,145,140
  5. Step 5: Solve for x
    x = 24,202,051,892,145,140/134,006,904.30
  6. Step 6: Final answer
    x = 180,603,022.05

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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.