Home / 1,335,234,543.06-1,842,380,030.58-770,513,406.48

Finding the Fourth Proportional to 1,335,234,543.06, 1,842,380,030.58 and 770,513,406.48

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Solution

The fourth proportional to 1,335,234,543.06, 1,842,380,030.58 and 770,513,406.48 is: 1,063,167,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,234,543.06 : 1,842,380,030.58 = 770,513,406.48 : x
  2. Step 2: Convert to fraction form
    1,335,234,543.06/1,842,380,030.58 = 770,513,406.48/x
  3. Step 3: Cross multiply
    1,335,234,543.06x = 1,842,380,030.58 × 770,513,406.48
  4. Step 4: Simplify right side
    1,335,234,543.06x = 1,419,578,513,392,922,368
  5. Step 5: Solve for x
    x = 1,419,578,513,392,922,368/1,335,234,543.06
  6. Step 6: Final answer
    x = 1,063,167,906.17

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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.