Home / 531,920,618,488.28-734,051,161,397.48-288,050,507,925.86

Finding the Fourth Proportional to 531,920,618,488.28, 734,051,161,397.48 and 288,050,507,925.86

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Solution

The fourth proportional to 531,920,618,488.28, 734,051,161,397.48 and 288,050,507,925.86 is: 397,510,084,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,920,618,488.28 : 734,051,161,397.48 = 288,050,507,925.86 : x
  2. Step 2: Convert to fraction form
    531,920,618,488.28/734,051,161,397.48 = 288,050,507,925.86/x
  3. Step 3: Cross multiply
    531,920,618,488.28x = 734,051,161,397.48 × 288,050,507,925.86
  4. Step 4: Simplify right side
    531,920,618,488.28x = 211,443,809,884,111,548,448,768
  5. Step 5: Solve for x
    x = 211,443,809,884,111,548,448,768/531,920,618,488.28
  6. Step 6: Final answer
    x = 397,510,084,277.30

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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.