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Finding the Third Proportional to 142,470,928 and 225,779,528

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Solution

The third proportional to 142,470,928 and 225,779,528 is: 357,802,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,470,928 : 225,779,528 = 225,779,528 : x
  2. Step 2: Convert to fraction form
    142,470,928/225,779,528 = 225,779,528/x
  3. Step 3: Cross multiply
    142,470,928x = 225,779,528 × 225,779,528
  4. Step 4: Simplify right side
    142,470,928x = 50,976,395,263,902,784
  5. Step 5: Solve for x
    x = 50,976,395,263,902,784/142,470,928
  6. Step 6: Final answer
    x = 357,802,086.22

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.