Home / 1,570,981,643.26-2,356,484,277.34-697,348,145.32

Finding the Fourth Proportional to 1,570,981,643.26, 2,356,484,277.34 and 697,348,145.32

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Solution

The fourth proportional to 1,570,981,643.26, 2,356,484,277.34 and 697,348,145.32 is: 1,046,027,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,981,643.26 : 2,356,484,277.34 = 697,348,145.32 : x
  2. Step 2: Convert to fraction form
    1,570,981,643.26/2,356,484,277.34 = 697,348,145.32/x
  3. Step 3: Cross multiply
    1,570,981,643.26x = 2,356,484,277.34 × 697,348,145.32
  4. Step 4: Simplify right side
    1,570,981,643.26x = 1,643,289,940,278,789,632
  5. Step 5: Solve for x
    x = 1,643,289,940,278,789,632/1,570,981,643.26
  6. Step 6: Final answer
    x = 1,046,027,461.45

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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.