Home / 56,938,001.80-85,407,002.70-54,292,606.60

Finding the Fourth Proportional to 56,938,001.80, 85,407,002.70 and 54,292,606.60

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Solution

The fourth proportional to 56,938,001.80, 85,407,002.70 and 54,292,606.60 is: 81,438,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938,001.80 : 85,407,002.70 = 54,292,606.60 : x
  2. Step 2: Convert to fraction form
    56,938,001.80/85,407,002.70 = 54,292,606.60/x
  3. Step 3: Cross multiply
    56,938,001.80x = 85,407,002.70 × 54,292,606.60
  4. Step 4: Simplify right side
    56,938,001.80x = 4,636,968,798,476,238
  5. Step 5: Solve for x
    x = 4,636,968,798,476,238/56,938,001.80
  6. Step 6: Final answer
    x = 81,438,909.90

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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.