Home / 369,617,971,679.32-510,075,795,811.29-204,822,243,482.64

Finding the Fourth Proportional to 369,617,971,679.32, 510,075,795,811.29 and 204,822,243,482.64

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Solution

The fourth proportional to 369,617,971,679.32, 510,075,795,811.29 and 204,822,243,482.64 is: 282,656,355,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,617,971,679.32 : 510,075,795,811.29 = 204,822,243,482.64 : x
  2. Step 2: Convert to fraction form
    369,617,971,679.32/510,075,795,811.29 = 204,822,243,482.64/x
  3. Step 3: Cross multiply
    369,617,971,679.32x = 510,075,795,811.29 × 204,822,243,482.64
  4. Step 4: Simplify right side
    369,617,971,679.32x = 104,474,868,844,261,399,330,816
  5. Step 5: Solve for x
    x = 104,474,868,844,261,399,330,816/369,617,971,679.32
  6. Step 6: Final answer
    x = 282,656,355,613.85

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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.