Home / 61,265,042,424.63-91,774,491,161.45-30,506,768,352.18

Finding the Fourth Proportional to 61,265,042,424.63, 91,774,491,161.45 and 30,506,768,352.18

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Solution

The fourth proportional to 61,265,042,424.63, 91,774,491,161.45 and 30,506,768,352.18 is: 45,698,868,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,265,042,424.63 : 91,774,491,161.45 = 30,506,768,352.18 : x
  2. Step 2: Convert to fraction form
    61,265,042,424.63/91,774,491,161.45 = 30,506,768,352.18/x
  3. Step 3: Cross multiply
    61,265,042,424.63x = 91,774,491,161.45 × 30,506,768,352.18
  4. Step 4: Simplify right side
    61,265,042,424.63x = 2,799,743,142,501,393,891,328
  5. Step 5: Solve for x
    x = 2,799,743,142,501,393,891,328/61,265,042,424.63
  6. Step 6: Final answer
    x = 45,698,868,909.55

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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.