Home / 531,920,618,494.34-734,051,161,405.83-288,050,507,931.91

Finding the Fourth Proportional to 531,920,618,494.34, 734,051,161,405.83 and 288,050,507,931.91

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Solution

The fourth proportional to 531,920,618,494.34, 734,051,161,405.83 and 288,050,507,931.91 is: 397,510,084,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,920,618,494.34 : 734,051,161,405.83 = 288,050,507,931.91 : x
  2. Step 2: Convert to fraction form
    531,920,618,494.34/734,051,161,405.83 = 288,050,507,931.91/x
  3. Step 3: Cross multiply
    531,920,618,494.34x = 734,051,161,405.83 × 288,050,507,931.91
  4. Step 4: Simplify right side
    531,920,618,494.34x = 211,443,809,890,957,759,873,024
  5. Step 5: Solve for x
    x = 211,443,809,890,957,759,873,024/531,920,618,494.34
  6. Step 6: Final answer
    x = 397,510,084,285.65

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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.