Home / 1,602,496,510.51-2,211,567,867.93-1,008,290,335.51

Finding the Fourth Proportional to 1,602,496,510.51, 2,211,567,867.93 and 1,008,290,335.51

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Solution

The fourth proportional to 1,602,496,510.51, 2,211,567,867.93 and 1,008,290,335.51 is: 1,391,517,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,496,510.51 : 2,211,567,867.93 = 1,008,290,335.51 : x
  2. Step 2: Convert to fraction form
    1,602,496,510.51/2,211,567,867.93 = 1,008,290,335.51/x
  3. Step 3: Cross multiply
    1,602,496,510.51x = 2,211,567,867.93 × 1,008,290,335.51
  4. Step 4: Simplify right side
    1,602,496,510.51x = 2,229,902,507,558,274,816
  5. Step 5: Solve for x
    x = 2,229,902,507,558,274,816/1,602,496,510.51
  6. Step 6: Final answer
    x = 1,391,517,855.38

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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.