Home / 384,912,008.10-577,368,012.15-112,282,775.10

Finding the Fourth Proportional to 384,912,008.10, 577,368,012.15 and 112,282,775.10

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Solution

The fourth proportional to 384,912,008.10, 577,368,012.15 and 112,282,775.10 is: 168,424,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,008.10 : 577,368,012.15 = 112,282,775.10 : x
  2. Step 2: Convert to fraction form
    384,912,008.10/577,368,012.15 = 112,282,775.10/x
  3. Step 3: Cross multiply
    384,912,008.10x = 577,368,012.15 × 112,282,775.10
  4. Step 4: Simplify right side
    384,912,008.10x = 64,828,482,658,172,512
  5. Step 5: Solve for x
    x = 64,828,482,658,172,512/384,912,008.10
  6. Step 6: Final answer
    x = 168,424,162.65

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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.