Home / 531,920,618,488.27-734,051,161,397.48-288,050,507,925.87

Finding the Fourth Proportional to 531,920,618,488.27, 734,051,161,397.48 and 288,050,507,925.87

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Solution

The fourth proportional to 531,920,618,488.27, 734,051,161,397.48 and 288,050,507,925.87 is: 397,510,084,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,920,618,488.27 : 734,051,161,397.48 = 288,050,507,925.87 : x
  2. Step 2: Convert to fraction form
    531,920,618,488.27/734,051,161,397.48 = 288,050,507,925.87/x
  3. Step 3: Cross multiply
    531,920,618,488.27x = 734,051,161,397.48 × 288,050,507,925.87
  4. Step 4: Simplify right side
    531,920,618,488.27x = 211,443,809,884,118,896,869,376
  5. Step 5: Solve for x
    x = 211,443,809,884,118,896,869,376/531,920,618,488.27
  6. Step 6: Final answer
    x = 397,510,084,277.33

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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.