Home / 18,617,699,968.14-25,692,214,306.48-10,159,667,649.66

Finding the Fourth Proportional to 18,617,699,968.14, 25,692,214,306.48 and 10,159,667,649.66

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Solution

The fourth proportional to 18,617,699,968.14, 25,692,214,306.48 and 10,159,667,649.66 is: 14,020,225,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617,699,968.14 : 25,692,214,306.48 = 10,159,667,649.66 : x
  2. Step 2: Convert to fraction form
    18,617,699,968.14/25,692,214,306.48 = 10,159,667,649.66/x
  3. Step 3: Cross multiply
    18,617,699,968.14x = 25,692,214,306.48 × 10,159,667,649.66
  4. Step 4: Simplify right side
    18,617,699,968.14x = 261,024,358,537,676,685,312
  5. Step 5: Solve for x
    x = 261,024,358,537,676,685,312/18,617,699,968.14
  6. Step 6: Final answer
    x = 14,020,225,859.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.