Home / 39,690,488,921.48-59,547,350,962.55-12,798,515,879.09

Finding the Fourth Proportional to 39,690,488,921.48, 59,547,350,962.55 and 12,798,515,879.09

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Solution

The fourth proportional to 39,690,488,921.48, 59,547,350,962.55 and 12,798,515,879.09 is: 19,201,520,000.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,690,488,921.48 : 59,547,350,962.55 = 12,798,515,879.09 : x
  2. Step 2: Convert to fraction form
    39,690,488,921.48/59,547,350,962.55 = 12,798,515,879.09/x
  3. Step 3: Cross multiply
    39,690,488,921.48x = 59,547,350,962.55 × 12,798,515,879.09
  4. Step 4: Simplify right side
    39,690,488,921.48x = 762,117,716,851,877,347,328
  5. Step 5: Solve for x
    x = 762,117,716,851,877,347,328/39,690,488,921.48
  6. Step 6: Final answer
    x = 19,201,520,000.41

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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.