Home / 1,223,848,147.40-1,835,772,221.10-981,983,443.40

Finding the Fourth Proportional to 1,223,848,147.40, 1,835,772,221.10 and 981,983,443.40

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Solution

The fourth proportional to 1,223,848,147.40, 1,835,772,221.10 and 981,983,443.40 is: 1,472,975,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,848,147.40 : 1,835,772,221.10 = 981,983,443.40 : x
  2. Step 2: Convert to fraction form
    1,223,848,147.40/1,835,772,221.10 = 981,983,443.40/x
  3. Step 3: Cross multiply
    1,223,848,147.40x = 1,835,772,221.10 × 981,983,443.40
  4. Step 4: Simplify right side
    1,223,848,147.40x = 1,802,697,926,973,843,968
  5. Step 5: Solve for x
    x = 1,802,697,926,973,843,968/1,223,848,147.40
  6. Step 6: Final answer
    x = 1,472,975,165.10

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Double scale
Find fourth proportional to 1,223,848,148.40, 1,835,772,222.60 and 981,983,444.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.