Home / 1,618,292,088.51-2,233,243,084.98-875,736,151.26

Finding the Fourth Proportional to 1,618,292,088.51, 2,233,243,084.98 and 875,736,151.26

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Solution

The fourth proportional to 1,618,292,088.51, 2,233,243,084.98 and 875,736,151.26 is: 1,208,515,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,292,088.51 : 2,233,243,084.98 = 875,736,151.26 : x
  2. Step 2: Convert to fraction form
    1,618,292,088.51/2,233,243,084.98 = 875,736,151.26/x
  3. Step 3: Cross multiply
    1,618,292,088.51x = 2,233,243,084.98 × 875,736,151.26
  4. Step 4: Simplify right side
    1,618,292,088.51x = 1,955,731,704,068,394,240
  5. Step 5: Solve for x
    x = 1,955,731,704,068,394,240/1,618,292,088.51
  6. Step 6: Final answer
    x = 1,208,515,890.27

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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.