Home / 12,856,721,060.22-19,287,565,126.80-4,888,269,730.47

Finding the Fourth Proportional to 12,856,721,060.22, 19,287,565,126.80 and 4,888,269,730.47

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Solution

The fourth proportional to 12,856,721,060.22, 19,287,565,126.80 and 4,888,269,730.47 is: 7,333,348,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,721,060.22 : 19,287,565,126.80 = 4,888,269,730.47 : x
  2. Step 2: Convert to fraction form
    12,856,721,060.22/19,287,565,126.80 = 4,888,269,730.47/x
  3. Step 3: Cross multiply
    12,856,721,060.22x = 19,287,565,126.80 × 4,888,269,730.47
  4. Step 4: Simplify right side
    12,856,721,060.22x = 94,282,820,783,805,202,432
  5. Step 5: Solve for x
    x = 94,282,820,783,805,202,432/12,856,721,060.22
  6. Step 6: Final answer
    x = 7,333,348,864.16

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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.