Home / 453,470,014.89-680,312,967.20-146,762,127.77

Finding the Fourth Proportional to 453,470,014.89, 680,312,967.20 and 146,762,127.77

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Solution

The fourth proportional to 453,470,014.89, 680,312,967.20 and 146,762,127.77 is: 220,178,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,470,014.89 : 680,312,967.20 = 146,762,127.77 : x
  2. Step 2: Convert to fraction form
    453,470,014.89/680,312,967.20 = 146,762,127.77/x
  3. Step 3: Cross multiply
    453,470,014.89x = 680,312,967.20 × 146,762,127.77
  4. Step 4: Simplify right side
    453,470,014.89x = 99,844,178,611,658,848
  5. Step 5: Solve for x
    x = 99,844,178,611,658,848/453,470,014.89
  6. Step 6: Final answer
    x = 220,178,127.18

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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.