Home / 1,075,752,037.35-1,485,223,248.96-877,985,274.24

Finding the Fourth Proportional to 1,075,752,037.35, 1,485,223,248.96 and 877,985,274.24

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Solution

The fourth proportional to 1,075,752,037.35, 1,485,223,248.96 and 877,985,274.24 is: 1,212,179,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,752,037.35 : 1,485,223,248.96 = 877,985,274.24 : x
  2. Step 2: Convert to fraction form
    1,075,752,037.35/1,485,223,248.96 = 877,985,274.24/x
  3. Step 3: Cross multiply
    1,075,752,037.35x = 1,485,223,248.96 × 877,985,274.24
  4. Step 4: Simplify right side
    1,075,752,037.35x = 1,304,004,141,545,769,472
  5. Step 5: Solve for x
    x = 1,304,004,141,545,769,472/1,075,752,037.35
  6. Step 6: Final answer
    x = 1,212,179,104.73

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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.