Home / 127,588,001.60-191,382,002.40-89,292,756.80

Finding the Fourth Proportional to 127,588,001.60, 191,382,002.40 and 89,292,756.80

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Solution

The fourth proportional to 127,588,001.60, 191,382,002.40 and 89,292,756.80 is: 133,939,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,588,001.60 : 191,382,002.40 = 89,292,756.80 : x
  2. Step 2: Convert to fraction form
    127,588,001.60/191,382,002.40 = 89,292,756.80/x
  3. Step 3: Cross multiply
    127,588,001.60x = 191,382,002.40 × 89,292,756.80
  4. Step 4: Simplify right side
    127,588,001.60x = 17,089,026,596,200,216
  5. Step 5: Solve for x
    x = 17,089,026,596,200,216/127,588,001.60
  6. Step 6: Final answer
    x = 133,939,135.20

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1.5x scale

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.