Home / 289,296,105.40-433,944,158.10-97,819,881.40

Finding the Fourth Proportional to 289,296,105.40, 433,944,158.10 and 97,819,881.40

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Solution

The fourth proportional to 289,296,105.40, 433,944,158.10 and 97,819,881.40 is: 146,729,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,296,105.40 : 433,944,158.10 = 97,819,881.40 : x
  2. Step 2: Convert to fraction form
    289,296,105.40/433,944,158.10 = 97,819,881.40/x
  3. Step 3: Cross multiply
    289,296,105.40x = 433,944,158.10 × 97,819,881.40
  4. Step 4: Simplify right side
    289,296,105.40x = 42,448,366,079,564,856
  5. Step 5: Solve for x
    x = 42,448,366,079,564,856/289,296,105.40
  6. Step 6: Final answer
    x = 146,729,822.10

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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.