Home / 1,442,231,640.17-2,163,344,096.46-947,365,862.93

Finding the Fourth Proportional to 1,442,231,640.17, 2,163,344,096.46 and 947,365,862.93

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Solution

The fourth proportional to 1,442,231,640.17, 2,163,344,096.46 and 947,365,862.93 is: 1,421,046,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,231,640.17 : 2,163,344,096.46 = 947,365,862.93 : x
  2. Step 2: Convert to fraction form
    1,442,231,640.17/2,163,344,096.46 = 947,365,862.93/x
  3. Step 3: Cross multiply
    1,442,231,640.17x = 2,163,344,096.46 × 947,365,862.93
  4. Step 4: Simplify right side
    1,442,231,640.17x = 2,049,478,346,746,532,352
  5. Step 5: Solve for x
    x = 2,049,478,346,746,532,352/1,442,231,640.17
  6. Step 6: Final answer
    x = 1,421,046,584.80

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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.