Home / 866,849,863,980.16-1,300,442,245,614.90-329,586,050,881.92

Finding the Fourth Proportional to 866,849,863,980.16, 1,300,442,245,614.90 and 329,586,050,881.92

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Solution

The fourth proportional to 866,849,863,980.16, 1,300,442,245,614.90 and 329,586,050,881.92 is: 494,442,742,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,849,863,980.16 : 1,300,442,245,614.90 = 329,586,050,881.92 : x
  2. Step 2: Convert to fraction form
    866,849,863,980.16/1,300,442,245,614.90 = 329,586,050,881.92/x
  3. Step 3: Cross multiply
    866,849,863,980.16x = 1,300,442,245,614.90 × 329,586,050,881.92
  4. Step 4: Simplify right side
    866,849,863,980.16x = 428,607,624,132,230,677,266,432
  5. Step 5: Solve for x
    x = 428,607,624,132,230,677,266,432/866,849,863,980.16
  6. Step 6: Final answer
    x = 494,442,742,557.83

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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.