Home / 39,690,488,923.74-59,547,350,965.94-12,798,515,881.35

Finding the Fourth Proportional to 39,690,488,923.74, 59,547,350,965.94 and 12,798,515,881.35

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Solution

The fourth proportional to 39,690,488,923.74, 59,547,350,965.94 and 12,798,515,881.35 is: 19,201,520,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,690,488,923.74 : 59,547,350,965.94 = 12,798,515,881.35 : x
  2. Step 2: Convert to fraction form
    39,690,488,923.74/59,547,350,965.94 = 12,798,515,881.35/x
  3. Step 3: Cross multiply
    39,690,488,923.74x = 59,547,350,965.94 × 12,798,515,881.35
  4. Step 4: Simplify right side
    39,690,488,923.74x = 762,117,717,029,905,367,040
  5. Step 5: Solve for x
    x = 762,117,717,029,905,367,040/39,690,488,923.74
  6. Step 6: Final answer
    x = 19,201,520,003.80

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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.