Home / 1,340,802,665.19-2,009,365,263.27-848,637,397.10

Finding the Fourth Proportional to 1,340,802,665.19, 2,009,365,263.27 and 848,637,397.10

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Solution

The fourth proportional to 1,340,802,665.19, 2,009,365,263.27 and 848,637,397.10 is: 1,271,792,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,802,665.19 : 2,009,365,263.27 = 848,637,397.10 : x
  2. Step 2: Convert to fraction form
    1,340,802,665.19/2,009,365,263.27 = 848,637,397.10/x
  3. Step 3: Cross multiply
    1,340,802,665.19x = 2,009,365,263.27 × 848,637,397.10
  4. Step 4: Simplify right side
    1,340,802,665.19x = 1,705,222,506,849,632,256
  5. Step 5: Solve for x
    x = 1,705,222,506,849,632,256/1,340,802,665.19
  6. Step 6: Final answer
    x = 1,271,792,301.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.