Home / 1,359,708,984,850-1,876,424,516,787.80-742,436,177,292.12

Finding the Fourth Proportional to 1,359,708,984,850, 1,876,424,516,787.80 and 742,436,177,292.12

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Solution

The fourth proportional to 1,359,708,984,850, 1,876,424,516,787.80 and 742,436,177,292.12 is: 1,024,576,185,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,708,984,850 : 1,876,424,516,787.80 = 742,436,177,292.12 : x
  2. Step 2: Convert to fraction form
    1,359,708,984,850/1,876,424,516,787.80 = 742,436,177,292.12/x
  3. Step 3: Cross multiply
    1,359,708,984,850x = 1,876,424,516,787.80 × 742,436,177,292.12
  4. Step 4: Simplify right side
    1,359,708,984,850x = 1,393,125,445,221,147,639,545,856
  5. Step 5: Solve for x
    x = 1,393,125,445,221,147,639,545,856/1,359,708,984,850
  6. Step 6: Final answer
    x = 1,024,576,185,598.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.