Home / 38,371,262,538.54-52,948,788,742.20-21,223,746,754.80

Finding the Fourth Proportional to 38,371,262,538.54, 52,948,788,742.20 and 21,223,746,754.80

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Solution

The fourth proportional to 38,371,262,538.54, 52,948,788,742.20 and 21,223,746,754.80 is: 29,286,804,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371,262,538.54 : 52,948,788,742.20 = 21,223,746,754.80 : x
  2. Step 2: Convert to fraction form
    38,371,262,538.54/52,948,788,742.20 = 21,223,746,754.80/x
  3. Step 3: Cross multiply
    38,371,262,538.54x = 52,948,788,742.20 × 21,223,746,754.80
  4. Step 4: Simplify right side
    38,371,262,538.54x = 1,123,771,683,237,857,853,440
  5. Step 5: Solve for x
    x = 1,123,771,683,237,857,853,440/38,371,262,538.54
  6. Step 6: Final answer
    x = 29,286,804,991.34

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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.