Home / 65,360,686.48-98,051,674.20-19,307,228.56

Finding the Fourth Proportional to 65,360,686.48, 98,051,674.20 and 19,307,228.56

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Solution

The fourth proportional to 65,360,686.48, 98,051,674.20 and 19,307,228.56 is: 28,963,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,360,686.48 : 98,051,674.20 = 19,307,228.56 : x
  2. Step 2: Convert to fraction form
    65,360,686.48/98,051,674.20 = 19,307,228.56/x
  3. Step 3: Cross multiply
    65,360,686.48x = 98,051,674.20 × 19,307,228.56
  4. Step 4: Simplify right side
    65,360,686.48x = 1,893,106,084,470,055
  5. Step 5: Solve for x
    x = 1,893,106,084,470,055/65,360,686.48
  6. Step 6: Final answer
    x = 28,963,987.17

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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.