Home / 315,576,005.10-473,364,007.65-177,826,497.90

Finding the Fourth Proportional to 315,576,005.10, 473,364,007.65 and 177,826,497.90

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Solution

The fourth proportional to 315,576,005.10, 473,364,007.65 and 177,826,497.90 is: 266,739,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,576,005.10 : 473,364,007.65 = 177,826,497.90 : x
  2. Step 2: Convert to fraction form
    315,576,005.10/473,364,007.65 = 177,826,497.90/x
  3. Step 3: Cross multiply
    315,576,005.10x = 473,364,007.65 × 177,826,497.90
  4. Step 4: Simplify right side
    315,576,005.10x = 84,176,663,712,308,304
  5. Step 5: Solve for x
    x = 84,176,663,712,308,304/315,576,005.10
  6. Step 6: Final answer
    x = 266,739,746.85

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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.