Home / 38,371,262,436.19-52,948,788,602.75-21,223,746,652.93

Finding the Fourth Proportional to 38,371,262,436.19, 52,948,788,602.75 and 21,223,746,652.93

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Solution

The fourth proportional to 38,371,262,436.19, 52,948,788,602.75 and 21,223,746,652.93 is: 29,286,804,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371,262,436.19 : 52,948,788,602.75 = 21,223,746,652.93 : x
  2. Step 2: Convert to fraction form
    38,371,262,436.19/52,948,788,602.75 = 21,223,746,652.93/x
  3. Step 3: Cross multiply
    38,371,262,436.19x = 52,948,788,602.75 × 21,223,746,652.93
  4. Step 4: Simplify right side
    38,371,262,436.19x = 1,123,771,674,884,154,458,112
  5. Step 5: Solve for x
    x = 1,123,771,674,884,154,458,112/38,371,262,436.19
  6. Step 6: Final answer
    x = 29,286,804,851.75

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Double scale
Find fourth proportional to 38,371,262,437.19, 52,948,788,604.13 and 21,223,746,653.93
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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.