Home / 528,544,384.80-792,816,577.20-519,474,458.40

Finding the Fourth Proportional to 528,544,384.80, 792,816,577.20 and 519,474,458.40

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Solution

The fourth proportional to 528,544,384.80, 792,816,577.20 and 519,474,458.40 is: 779,211,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,544,384.80 : 792,816,577.20 = 519,474,458.40 : x
  2. Step 2: Convert to fraction form
    528,544,384.80/792,816,577.20 = 519,474,458.40/x
  3. Step 3: Cross multiply
    528,544,384.80x = 792,816,577.20 × 519,474,458.40
  4. Step 4: Simplify right side
    528,544,384.80x = 411,847,962,051,511,808
  5. Step 5: Solve for x
    x = 411,847,962,051,511,808/528,544,384.80
  6. Step 6: Final answer
    x = 779,211,687.60

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1.5x scale

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.