Home / 101,994,148.47-140,774,642.64-64,817,179.65

Finding the Fourth Proportional to 101,994,148.47, 140,774,642.64 and 64,817,179.65

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Solution

The fourth proportional to 101,994,148.47, 140,774,642.64 and 64,817,179.65 is: 89,462,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,994,148.47 : 140,774,642.64 = 64,817,179.65 : x
  2. Step 2: Convert to fraction form
    101,994,148.47/140,774,642.64 = 64,817,179.65/x
  3. Step 3: Cross multiply
    101,994,148.47x = 140,774,642.64 × 64,817,179.65
  4. Step 4: Simplify right side
    101,994,148.47x = 9,124,615,302,161,430
  5. Step 5: Solve for x
    x = 9,124,615,302,161,430/101,994,148.47
  6. Step 6: Final answer
    x = 89,462,145.03

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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.