Home / 53,445,849,165.72-80,201,879,383.32-31,072,127,603.40

Finding the Fourth Proportional to 53,445,849,165.72, 80,201,879,383.32 and 31,072,127,603.40

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Solution

The fourth proportional to 53,445,849,165.72, 80,201,879,383.32 and 31,072,127,603.40 is: 46,627,438,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,445,849,165.72 : 80,201,879,383.32 = 31,072,127,603.40 : x
  2. Step 2: Convert to fraction form
    53,445,849,165.72/80,201,879,383.32 = 31,072,127,603.40/x
  3. Step 3: Cross multiply
    53,445,849,165.72x = 80,201,879,383.32 × 31,072,127,603.40
  4. Step 4: Simplify right side
    53,445,849,165.72x = 2,492,043,030,231,014,965,248
  5. Step 5: Solve for x
    x = 2,492,043,030,231,014,965,248/53,445,849,165.72
  6. Step 6: Final answer
    x = 46,627,438,222.64

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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.