Home / 106,573,080.86-147,074,417.79-65,312,004.86

Finding the Fourth Proportional to 106,573,080.86, 147,074,417.79 and 65,312,004.86

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Solution

The fourth proportional to 106,573,080.86, 147,074,417.79 and 65,312,004.86 is: 90,132,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573,080.86 : 147,074,417.79 = 65,312,004.86 : x
  2. Step 2: Convert to fraction form
    106,573,080.86/147,074,417.79 = 65,312,004.86/x
  3. Step 3: Cross multiply
    106,573,080.86x = 147,074,417.79 × 65,312,004.86
  4. Step 4: Simplify right side
    106,573,080.86x = 9,605,725,089,482,150
  5. Step 5: Solve for x
    x = 9,605,725,089,482,150/106,573,080.86
  6. Step 6: Final answer
    x = 90,132,752.21

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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.