Home / 1,600,988,848.98-2,209,050,402.21-1,005,928,548.18

Finding the Fourth Proportional to 1,600,988,848.98, 2,209,050,402.21 and 1,005,928,548.18

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Solution

The fourth proportional to 1,600,988,848.98, 2,209,050,402.21 and 1,005,928,548.18 is: 1,387,983,973.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,988,848.98 : 2,209,050,402.21 = 1,005,928,548.18 : x
  2. Step 2: Convert to fraction form
    1,600,988,848.98/2,209,050,402.21 = 1,005,928,548.18/x
  3. Step 3: Cross multiply
    1,600,988,848.98x = 2,209,050,402.21 × 1,005,928,548.18
  4. Step 4: Simplify right side
    1,600,988,848.98x = 2,222,146,863,951,550,208
  5. Step 5: Solve for x
    x = 2,222,146,863,951,550,208/1,600,988,848.98
  6. Step 6: Final answer
    x = 1,387,983,973.38

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Double scale
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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.