Home / 868,120,952-1,197,710,619.36-537,975,631.04

Finding the Fourth Proportional to 868,120,952, 1,197,710,619.36 and 537,975,631.04

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Solution

The fourth proportional to 868,120,952, 1,197,710,619.36 and 537,975,631.04 is: 742,222,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,120,952 : 1,197,710,619.36 = 537,975,631.04 : x
  2. Step 2: Convert to fraction form
    868,120,952/1,197,710,619.36 = 537,975,631.04/x
  3. Step 3: Cross multiply
    868,120,952x = 1,197,710,619.36 × 537,975,631.04
  4. Step 4: Simplify right side
    868,120,952x = 644,339,126,253,505,152
  5. Step 5: Solve for x
    x = 644,339,126,253,505,152/868,120,952
  6. Step 6: Final answer
    x = 742,222,756.83

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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.