Home / 15,142,154,716.72-22,692,929,461.14-11,784,779,790.52

Finding the Fourth Proportional to 15,142,154,716.72, 22,692,929,461.14 and 11,784,779,790.52

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Solution

The fourth proportional to 15,142,154,716.72, 22,692,929,461.14 and 11,784,779,790.52 is: 17,661,368,643.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142,154,716.72 : 22,692,929,461.14 = 11,784,779,790.52 : x
  2. Step 2: Convert to fraction form
    15,142,154,716.72/22,692,929,461.14 = 11,784,779,790.52/x
  3. Step 3: Cross multiply
    15,142,154,716.72x = 22,692,929,461.14 × 11,784,779,790.52
  4. Step 4: Simplify right side
    15,142,154,716.72x = 267,431,176,501,338,603,520
  5. Step 5: Solve for x
    x = 267,431,176,501,338,603,520/15,142,154,716.72
  6. Step 6: Final answer
    x = 17,661,368,643.00

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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.