Home / 1,475,566,015.51-2,036,276,155.63-806,510,673.15

Finding the Fourth Proportional to 1,475,566,015.51, 2,036,276,155.63 and 806,510,673.15

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Solution

The fourth proportional to 1,475,566,015.51, 2,036,276,155.63 and 806,510,673.15 is: 1,112,982,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,566,015.51 : 2,036,276,155.63 = 806,510,673.15 : x
  2. Step 2: Convert to fraction form
    1,475,566,015.51/2,036,276,155.63 = 806,510,673.15/x
  3. Step 3: Cross multiply
    1,475,566,015.51x = 2,036,276,155.63 × 806,510,673.15
  4. Step 4: Simplify right side
    1,475,566,015.51x = 1,642,278,452,996,445,440
  5. Step 5: Solve for x
    x = 1,642,278,452,996,445,440/1,475,566,015.51
  6. Step 6: Final answer
    x = 1,112,982,025.70

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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.