Home / 289,462,538.88-433,828,608.48-116,843,270.40

Finding the Fourth Proportional to 289,462,538.88, 433,828,608.48 and 116,843,270.40

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Solution

The fourth proportional to 289,462,538.88, 433,828,608.48 and 116,843,270.40 is: 175,117,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,462,538.88 : 433,828,608.48 = 116,843,270.40 : x
  2. Step 2: Convert to fraction form
    289,462,538.88/433,828,608.48 = 116,843,270.40/x
  3. Step 3: Cross multiply
    289,462,538.88x = 433,828,608.48 × 116,843,270.40
  4. Step 4: Simplify right side
    289,462,538.88x = 50,689,953,407,884,376
  5. Step 5: Solve for x
    x = 50,689,953,407,884,376/289,462,538.88
  6. Step 6: Final answer
    x = 175,117,490.52

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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.