Home / 147,510,586.73-203,559,274.76-81,429,666.29

Finding the Fourth Proportional to 147,510,586.73, 203,559,274.76 and 81,429,666.29

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Solution

The fourth proportional to 147,510,586.73, 203,559,274.76 and 81,429,666.29 is: 112,369,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,510,586.73 : 203,559,274.76 = 81,429,666.29 : x
  2. Step 2: Convert to fraction form
    147,510,586.73/203,559,274.76 = 81,429,666.29/x
  3. Step 3: Cross multiply
    147,510,586.73x = 203,559,274.76 × 81,429,666.29
  4. Step 4: Simplify right side
    147,510,586.73x = 16,575,763,812,516,274
  5. Step 5: Solve for x
    x = 16,575,763,812,516,274/147,510,586.73
  6. Step 6: Final answer
    x = 112,369,994.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.