Home / 12,908,481,957,760-19,366,119,077,776-4,638,941,452,681.20

Finding the Fourth Proportional to 12,908,481,957,760, 19,366,119,077,776 and 4,638,941,452,681.20

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Solution

The fourth proportional to 12,908,481,957,760, 19,366,119,077,776 and 4,638,941,452,681.20 is: 6,959,632,655,600.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908,481,957,760 : 19,366,119,077,776 = 4,638,941,452,681.20 : x
  2. Step 2: Convert to fraction form
    12,908,481,957,760/19,366,119,077,776 = 4,638,941,452,681.20/x
  3. Step 3: Cross multiply
    12,908,481,957,760x = 19,366,119,077,776 × 4,638,941,452,681.20
  4. Step 4: Simplify right side
    12,908,481,957,760x = 89,838,292,567,455,294,006,755,328
  5. Step 5: Solve for x
    x = 89,838,292,567,455,294,006,755,328/12,908,481,957,760
  6. Step 6: Final answer
    x = 6,959,632,655,600.42

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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.