Home / 1,853,104,168.53-2,779,653,905.41-472,918,707.45

Finding the Fourth Proportional to 1,853,104,168.53, 2,779,653,905.41 and 472,918,707.45

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Solution

The fourth proportional to 1,853,104,168.53, 2,779,653,905.41 and 472,918,707.45 is: 709,377,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,104,168.53 : 2,779,653,905.41 = 472,918,707.45 : x
  2. Step 2: Convert to fraction form
    1,853,104,168.53/2,779,653,905.41 = 472,918,707.45/x
  3. Step 3: Cross multiply
    1,853,104,168.53x = 2,779,653,905.41 × 472,918,707.45
  4. Step 4: Simplify right side
    1,853,104,168.53x = 1,314,550,332,104,841,728
  5. Step 5: Solve for x
    x = 1,314,550,332,104,841,728/1,853,104,168.53
  6. Step 6: Final answer
    x = 709,377,462.11

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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.