Home / 39,814,234,093.51-54,956,736,695.71-31,690,938,192.63

Finding the Fourth Proportional to 39,814,234,093.51, 54,956,736,695.71 and 31,690,938,192.63

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Solution

The fourth proportional to 39,814,234,093.51, 54,956,736,695.71 and 31,690,938,192.63 is: 43,743,916,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,814,234,093.51 : 54,956,736,695.71 = 31,690,938,192.63 : x
  2. Step 2: Convert to fraction form
    39,814,234,093.51/54,956,736,695.71 = 31,690,938,192.63/x
  3. Step 3: Cross multiply
    39,814,234,093.51x = 54,956,736,695.71 × 31,690,938,192.63
  4. Step 4: Simplify right side
    39,814,234,093.51x = 1,741,630,545,892,386,799,616
  5. Step 5: Solve for x
    x = 1,741,630,545,892,386,799,616/39,814,234,093.51
  6. Step 6: Final answer
    x = 43,743,916,856.52

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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.