Home / 1,111,873,646.80-1,533,748,144.44-693,459,515.44

Finding the Fourth Proportional to 1,111,873,646.80, 1,533,748,144.44 and 693,459,515.44

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Solution

The fourth proportional to 1,111,873,646.80, 1,533,748,144.44 and 693,459,515.44 is: 956,576,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,873,646.80 : 1,533,748,144.44 = 693,459,515.44 : x
  2. Step 2: Convert to fraction form
    1,111,873,646.80/1,533,748,144.44 = 693,459,515.44/x
  3. Step 3: Cross multiply
    1,111,873,646.80x = 1,533,748,144.44 × 693,459,515.44
  4. Step 4: Simplify right side
    1,111,873,646.80x = 1,063,592,245,050,361,600
  5. Step 5: Solve for x
    x = 1,063,592,245,050,361,600/1,111,873,646.80
  6. Step 6: Final answer
    x = 956,576,539.17

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Double scale
Find fourth proportional to 1,111,873,647.80, 1,533,748,145.82 and 693,459,516.44
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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.