Home / 85,113,970.90-127,670,956.35-59,135,910.10

Finding the Fourth Proportional to 85,113,970.90, 127,670,956.35 and 59,135,910.10

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Solution

The fourth proportional to 85,113,970.90, 127,670,956.35 and 59,135,910.10 is: 88,703,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,113,970.90 : 127,670,956.35 = 59,135,910.10 : x
  2. Step 2: Convert to fraction form
    85,113,970.90/127,670,956.35 = 59,135,910.10/x
  3. Step 3: Cross multiply
    85,113,970.90x = 127,670,956.35 × 59,135,910.10
  4. Step 4: Simplify right side
    85,113,970.90x = 7,549,938,197,094,624
  5. Step 5: Solve for x
    x = 7,549,938,197,094,624/85,113,970.90
  6. Step 6: Final answer
    x = 88,703,865.15

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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.