Home / 19,006,900,680.46-28,511,440,547.76-5,032,159,440.42

Finding the Fourth Proportional to 19,006,900,680.46, 28,511,440,547.76 and 5,032,159,440.42

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Solution

The fourth proportional to 19,006,900,680.46, 28,511,440,547.76 and 5,032,159,440.42 is: 7,548,527,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006,900,680.46 : 28,511,440,547.76 = 5,032,159,440.42 : x
  2. Step 2: Convert to fraction form
    19,006,900,680.46/28,511,440,547.76 = 5,032,159,440.42/x
  3. Step 3: Cross multiply
    19,006,900,680.46x = 28,511,440,547.76 × 5,032,159,440.42
  4. Step 4: Simplify right side
    19,006,900,680.46x = 143,474,114,712,384,061,440
  5. Step 5: Solve for x
    x = 143,474,114,712,384,061,440/19,006,900,680.46
  6. Step 6: Final answer
    x = 7,548,527,617.65

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1.5x scale

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.