Home / 145,698,833.43-218,661,582.51-101,693,717.19

Finding the Fourth Proportional to 145,698,833.43, 218,661,582.51 and 101,693,717.19

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Solution

The fourth proportional to 145,698,833.43, 218,661,582.51 and 101,693,717.19 is: 152,619,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,698,833.43 : 218,661,582.51 = 101,693,717.19 : x
  2. Step 2: Convert to fraction form
    145,698,833.43/218,661,582.51 = 101,693,717.19/x
  3. Step 3: Cross multiply
    145,698,833.43x = 218,661,582.51 × 101,693,717.19
  4. Step 4: Simplify right side
    145,698,833.43x = 22,236,509,132,089,788
  5. Step 5: Solve for x
    x = 22,236,509,132,089,788/145,698,833.43
  6. Step 6: Final answer
    x = 152,619,678.61

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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.