Home / 262,656,009.40-393,984,014.10-119,328,777.40

Finding the Fourth Proportional to 262,656,009.40, 393,984,014.10 and 119,328,777.40

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Solution

The fourth proportional to 262,656,009.40, 393,984,014.10 and 119,328,777.40 is: 178,993,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,656,009.40 : 393,984,014.10 = 119,328,777.40 : x
  2. Step 2: Convert to fraction form
    262,656,009.40/393,984,014.10 = 119,328,777.40/x
  3. Step 3: Cross multiply
    262,656,009.40x = 393,984,014.10 × 119,328,777.40
  4. Step 4: Simplify right side
    262,656,009.40x = 47,013,630,717,697,368
  5. Step 5: Solve for x
    x = 47,013,630,717,697,368/262,656,009.40
  6. Step 6: Final answer
    x = 178,993,166.10

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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.