Home / 126,866,703.60-190,300,055.40-111,750,159.60

Finding the Fourth Proportional to 126,866,703.60, 190,300,055.40 and 111,750,159.60

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Solution

The fourth proportional to 126,866,703.60, 190,300,055.40 and 111,750,159.60 is: 167,625,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,866,703.60 : 190,300,055.40 = 111,750,159.60 : x
  2. Step 2: Convert to fraction form
    126,866,703.60/190,300,055.40 = 111,750,159.60/x
  3. Step 3: Cross multiply
    126,866,703.60x = 190,300,055.40 × 111,750,159.60
  4. Step 4: Simplify right side
    126,866,703.60x = 21,266,061,562,838,840
  5. Step 5: Solve for x
    x = 21,266,061,562,838,840/126,866,703.60
  6. Step 6: Final answer
    x = 167,625,239.40

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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.