Home / 134,805,403.91-186,031,051.94-72,925,725.35

Finding the Fourth Proportional to 134,805,403.91, 186,031,051.94 and 72,925,725.35

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Solution

The fourth proportional to 134,805,403.91, 186,031,051.94 and 72,925,725.35 is: 100,637,281.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,805,403.91 : 186,031,051.94 = 72,925,725.35 : x
  2. Step 2: Convert to fraction form
    134,805,403.91/186,031,051.94 = 72,925,725.35/x
  3. Step 3: Cross multiply
    134,805,403.91x = 186,031,051.94 × 72,925,725.35
  4. Step 4: Simplify right side
    134,805,403.91x = 13,566,449,400,348,024
  5. Step 5: Solve for x
    x = 13,566,449,400,348,024/134,805,403.91
  6. Step 6: Final answer
    x = 100,637,281.64

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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.