Home / 966,168,009.70-1,449,252,014.55-239,156,721.70

Finding the Fourth Proportional to 966,168,009.70, 1,449,252,014.55 and 239,156,721.70

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Solution

The fourth proportional to 966,168,009.70, 1,449,252,014.55 and 239,156,721.70 is: 358,735,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,168,009.70 : 1,449,252,014.55 = 239,156,721.70 : x
  2. Step 2: Convert to fraction form
    966,168,009.70/1,449,252,014.55 = 239,156,721.70/x
  3. Step 3: Cross multiply
    966,168,009.70x = 1,449,252,014.55 × 239,156,721.70
  4. Step 4: Simplify right side
    966,168,009.70x = 346,598,360,716,898,688
  5. Step 5: Solve for x
    x = 346,598,360,716,898,688/966,168,009.70
  6. Step 6: Final answer
    x = 358,735,082.55

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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.