Home / 1,365,060,719.54-1,885,084,813.65-1,290,693,082.16

Finding the Fourth Proportional to 1,365,060,719.54, 1,885,084,813.65 and 1,290,693,082.16

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Solution

The fourth proportional to 1,365,060,719.54, 1,885,084,813.65 and 1,290,693,082.16 is: 1,782,386,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,060,719.54 : 1,885,084,813.65 = 1,290,693,082.16 : x
  2. Step 2: Convert to fraction form
    1,365,060,719.54/1,885,084,813.65 = 1,290,693,082.16/x
  3. Step 3: Cross multiply
    1,365,060,719.54x = 1,885,084,813.65 × 1,290,693,082.16
  4. Step 4: Simplify right side
    1,365,060,719.54x = 2,433,065,928,262,927,872
  5. Step 5: Solve for x
    x = 2,433,065,928,262,927,872/1,365,060,719.54
  6. Step 6: Final answer
    x = 1,782,386,595.29

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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.