Home / 1,116,112,585.05-1,539,451,199.40-734,513,039.18

Finding the Fourth Proportional to 1,116,112,585.05, 1,539,451,199.40 and 734,513,039.18

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Solution

The fourth proportional to 1,116,112,585.05, 1,539,451,199.40 and 734,513,039.18 is: 1,013,111,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,112,585.05 : 1,539,451,199.40 = 734,513,039.18 : x
  2. Step 2: Convert to fraction form
    1,116,112,585.05/1,539,451,199.40 = 734,513,039.18/x
  3. Step 3: Cross multiply
    1,116,112,585.05x = 1,539,451,199.40 × 734,513,039.18
  4. Step 4: Simplify right side
    1,116,112,585.05x = 1,130,746,979,132,892,928
  5. Step 5: Solve for x
    x = 1,130,746,979,132,892,928/1,116,112,585.05
  6. Step 6: Final answer
    x = 1,013,111,933.58

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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.