Home / 1,335,068,441.64-1,842,391,489.14-740,338,227.72

Finding the Fourth Proportional to 1,335,068,441.64, 1,842,391,489.14 and 740,338,227.72

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Solution

The fourth proportional to 1,335,068,441.64, 1,842,391,489.14 and 740,338,227.72 is: 1,021,665,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,068,441.64 : 1,842,391,489.14 = 740,338,227.72 : x
  2. Step 2: Convert to fraction form
    1,335,068,441.64/1,842,391,489.14 = 740,338,227.72/x
  3. Step 3: Cross multiply
    1,335,068,441.64x = 1,842,391,489.14 × 740,338,227.72
  4. Step 4: Simplify right side
    1,335,068,441.64x = 1,363,992,849,836,319,232
  5. Step 5: Solve for x
    x = 1,363,992,849,836,319,232/1,335,068,441.64
  6. Step 6: Final answer
    x = 1,021,665,112.66

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Double scale
Find fourth proportional to 1,335,068,442.64, 1,842,391,490.52 and 740,338,228.72
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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.