Home / 1,185,849,850.80-1,636,472,949.24-657,247,964.36

Finding the Fourth Proportional to 1,185,849,850.80, 1,636,472,949.24 and 657,247,964.36

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Solution

The fourth proportional to 1,185,849,850.80, 1,636,472,949.24 and 657,247,964.36 is: 907,002,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,849,850.80 : 1,636,472,949.24 = 657,247,964.36 : x
  2. Step 2: Convert to fraction form
    1,185,849,850.80/1,636,472,949.24 = 657,247,964.36/x
  3. Step 3: Cross multiply
    1,185,849,850.80x = 1,636,472,949.24 × 657,247,964.36
  4. Step 4: Simplify right side
    1,185,849,850.80x = 1,075,568,514,618,195,584
  5. Step 5: Solve for x
    x = 1,075,568,514,618,195,584/1,185,849,850.80
  6. Step 6: Final answer
    x = 907,002,276.80

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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.