Home / 549,504,737.90-824,257,106.85-545,678,362.70

Finding the Fourth Proportional to 549,504,737.90, 824,257,106.85 and 545,678,362.70

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Solution

The fourth proportional to 549,504,737.90, 824,257,106.85 and 545,678,362.70 is: 818,517,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,504,737.90 : 824,257,106.85 = 545,678,362.70 : x
  2. Step 2: Convert to fraction form
    549,504,737.90/824,257,106.85 = 545,678,362.70/x
  3. Step 3: Cross multiply
    549,504,737.90x = 824,257,106.85 × 545,678,362.70
  4. Step 4: Simplify right side
    549,504,737.90x = 449,779,268,509,747,008
  5. Step 5: Solve for x
    x = 449,779,268,509,747,008/549,504,737.90
  6. Step 6: Final answer
    x = 818,517,544.05

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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.