Home / 28,237,147,445.88-38,966,006,510.64-16,185,518,418.06

Finding the Fourth Proportional to 28,237,147,445.88, 38,966,006,510.64 and 16,185,518,418.06

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Solution

The fourth proportional to 28,237,147,445.88, 38,966,006,510.64 and 16,185,518,418.06 is: 22,335,294,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,237,147,445.88 : 38,966,006,510.64 = 16,185,518,418.06 : x
  2. Step 2: Convert to fraction form
    28,237,147,445.88/38,966,006,510.64 = 16,185,518,418.06/x
  3. Step 3: Cross multiply
    28,237,147,445.88x = 38,966,006,510.64 × 16,185,518,418.06
  4. Step 4: Simplify right side
    28,237,147,445.88x = 630,685,016,056,209,604,608
  5. Step 5: Solve for x
    x = 630,685,016,056,209,604,608/28,237,147,445.88
  6. Step 6: Final answer
    x = 22,335,294,925.42

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Double scale
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1.5x scale

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.