Home / 3,566,157,011.30-4,921,608,530.64-1,980,558,949.39

Finding the Fourth Proportional to 3,566,157,011.30, 4,921,608,530.64 and 1,980,558,949.39

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Solution

The fourth proportional to 3,566,157,011.30, 4,921,608,530.64 and 1,980,558,949.39 is: 2,733,344,547.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566,157,011.30 : 4,921,608,530.64 = 1,980,558,949.39 : x
  2. Step 2: Convert to fraction form
    3,566,157,011.30/4,921,608,530.64 = 1,980,558,949.39/x
  3. Step 3: Cross multiply
    3,566,157,011.30x = 4,921,608,530.64 × 1,980,558,949.39
  4. Step 4: Simplify right side
    3,566,157,011.30x = 9,747,535,820,748,441,600
  5. Step 5: Solve for x
    x = 9,747,535,820,748,441,600/3,566,157,011.30
  6. Step 6: Final answer
    x = 2,733,344,547.04

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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.