Home / 60,440,455.80-90,660,683.70-51,087,094.20

Finding the Fourth Proportional to 60,440,455.80, 90,660,683.70 and 51,087,094.20

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Solution

The fourth proportional to 60,440,455.80, 90,660,683.70 and 51,087,094.20 is: 76,630,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,440,455.80 : 90,660,683.70 = 51,087,094.20 : x
  2. Step 2: Convert to fraction form
    60,440,455.80/90,660,683.70 = 51,087,094.20/x
  3. Step 3: Cross multiply
    60,440,455.80x = 90,660,683.70 × 51,087,094.20
  4. Step 4: Simplify right side
    60,440,455.80x = 4,631,590,888,418,305
  5. Step 5: Solve for x
    x = 4,631,590,888,418,305/60,440,455.80
  6. Step 6: Final answer
    x = 76,630,641.30

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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.